{"id":1411,"date":"2026-01-16T13:56:58","date_gmt":"2026-01-16T13:56:58","guid":{"rendered":"https:\/\/great-ocean-waterproof.com\/?post_type=product&#038;p=1411"},"modified":"2026-01-16T13:56:58","modified_gmt":"2026-01-16T13:56:58","slug":"asphalt-self-adhesive-waterproof-tape","status":"publish","type":"product","link":"https:\/\/great-ocean-waterproof.com\/is\/product\/asphalt-self-adhesive-waterproof-tape\/","title":{"rendered":"Sj\u00e1lfl\u00edmandi vatnsheldur bor\u00f0i fyrir malbik"},"content":{"rendered":"<p><iframe loading=\"lazy\" title=\"Besta sj\u00e1lfl\u00edmandi vatnshelda l\u00edmbandi\u00f0 fyrir malbik: Eiginleikar og kostir | Great Ocean Waterproof\" width=\"563\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/DLLJ3fCj8VE?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2 dir=\"auto\">Kynning \u00e1 v\u00f6ru<\/h2>\n<p dir=\"auto\">Sj\u00e1lfl\u00edmandi vatnshelda asfaltteipi\u00f0 fr\u00e1 Great Ocean Waterproof er r\u00fallandi \u00fe\u00e9ttiefni hanna\u00f0 fyrir vatnsheldingu \u00ed byggingari\u00f0na\u00f0i og vi\u00f0ger\u00f0um. \u00dea\u00f0 notar p\u00f3l\u00fdmerbreyttan asfalt sem grunnlag, styrkt me\u00f0 p\u00f3l\u00fdester- e\u00f0a trefjaplasti fyrir aukna \u00e1fer\u00f0. Efra yfirbor\u00f0i\u00f0 er \u00feaki\u00f0 valm\u00f6guleikum eins og p\u00f3l\u00fdet\u00fdlenfilmu, f\u00ednum sandi e\u00f0a \u00e1lpapp\u00edr, en botninn er me\u00f0 sj\u00e1lfl\u00edmandi lagi sem er vari\u00f0 me\u00f0 losunarfilmu.<\/p>\n<p dir=\"auto\">This tape provides reliable adhesion and flexibility, allowing it to conform to surfaces during cold application without additional adhesives. It combines rubber-like pliability with asphalt’s weather resistance, making it suitable for sealing joints, roofs, and leaks in various conditions. Construction is straightforward, with no need for heat or solvents, and it minimizes environmental impact from pollutants.<\/p>\n<p dir=\"auto\">F\u00e1anlegt \u00ed breiddum eins og 5 cm, 10 cm e\u00f0a s\u00e9rsni\u00f0num st\u00e6r\u00f0um, \u00fea\u00f0 sty\u00f0ur notkun eins og sprungur \u00ed \u00fe\u00f6kum, rennur og almennar raka\u00fer\u00f6skuldar, me\u00f0 eiginleikum eins og mikilli teygju til a\u00f0 takast \u00e1 vi\u00f0 \u00feenslu og sj\u00e1lfgr\u00e6\u00f0ingu gegn minnih\u00e1ttar g\u00f6tum. Fyrir tiltekin verkefni er h\u00e6gt a\u00f0 a\u00f0laga notkunara\u00f0fer\u00f0ir \u00fat fr\u00e1 kr\u00f6fum sta\u00f0arins.<\/p>\n<p dir=\"auto\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1417 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape3_1.webp\" alt=\"Sj\u00e1lfl\u00edmandi vatnsheldur bor\u00f0i fyrir malbik\" width=\"750\" height=\"545\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape3_1.webp 750w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape3_1-480x349.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 750px, 100vw\" \/><\/p>\n<h3>V\u00f6rueiginleikar<\/h3>\n<ul>\n<li><b>Vatnsheldur \u00e1rangur: <\/b>Sj\u00e1lfl\u00edmandi vatnsheldur asfaltsl\u00edmband b\u00fd\u00f0ur upp \u00e1 teygjuhra\u00f0a sem fer yfir 1000% og er mj\u00f6g seigur. \u00deetta gerir \u00fev\u00ed kleift a\u00f0 takast \u00e1 vi\u00f0 afl\u00f6gun undirlagsins \u00e1n \u00feess a\u00f0 sprunga og koma \u00ed veg fyrir leka. \u00dea\u00f0 veitir sterkari vi\u00f0lo\u00f0un en efni\u00f0 sj\u00e1lft og tryggir \u00f3a\u00f0finnanlega sam\u00fe\u00e6ttingu vi\u00f0 yfirbor\u00f0 og enga a\u00f0skilna\u00f0. L\u00edmbandi\u00f0 myndar samfellt vatnsheldt lag \u00e1n marka. \u00dea\u00f0 hefur einnig sj\u00e1lfgr\u00e6\u00f0andi eiginleika, svipa\u00f0a og h\u00fa\u00f0endurheimt, \u00fear sem \u00fea\u00f0 getur laga\u00f0 sig eftir stungur e\u00f0a a\u00f0skotahluti og vi\u00f0heldur \u00f3gegndr\u00e6pi.<\/li>\n<li><b>Langur endingart\u00edmi:<\/b> L\u00edmbandi\u00f0 \u00feolir h\u00e1an hita, l\u00e1gan hita og t\u00e6ringu. \u00dea\u00f0 hefur veri\u00f0 nota\u00f0 vi\u00f0 \u00f6fgar \u00fatfj\u00f3lubl\u00e1a geislunara\u00f0st\u00e6\u00f0ur \u00e1 ranns\u00f3knarst\u00f6\u00f0vum \u00e1 Su\u00f0urskautslandinu \u00ed sj\u00f6 \u00e1r \u00e1n \u00feess a\u00f0 skemmast. Pr\u00f3fanir s\u00fdna a\u00f0 eins \u00e1rs notkun \u00e1 Su\u00f0urskautslandinu jafngildir t\u00edu \u00e1rum \u00ed As\u00edu hva\u00f0 var\u00f0ar \u00f6ldrun.<\/li>\n<li><b>\u00d6rugg og einf\u00f6ld sm\u00ed\u00f0i:<\/b> Vegna sterkrar sj\u00e1lfl\u00edmingar er l\u00edmbandi\u00f0 au\u00f0velt \u00ed notkun, jafnvel fyrir \u00f3fagl\u00e6r\u00f0a starfsmenn sem geta l\u00e6rt af s\u00fdnikennslu. \u00dea\u00f0 \u00fearf kalda \u00e1setningu \u00e1n vi\u00f0b\u00f3tarl\u00edms \u2014 bara skarast og festast \u2014 fyrir h\u00e1tt \u00e1rangurshlutfall \u00ed fyrstu tilraun. \u00deetta sparar t\u00edma og vinnu og tryggir \u00f6ryggi og \u00e1rei\u00f0anleika.<\/li>\n<li><b>Umhverfis- og efnahagslegur \u00e1vinningur:<\/b> L\u00edmbandi\u00f0 framlei\u00f0ir hvorki eitra\u00f0a lykt n\u00e9 mengun vi\u00f0 notkun, sem gerir \u00fea\u00f0 \u00f6ruggt og umhverfisv\u00e6nt. \u00dea\u00f0 \u00fej\u00f3nar sem hagkv\u00e6m lausn til a\u00f0 koma \u00ed veg fyrir leka \u00ed byggingarverkefnum.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1414 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape2_1.webp\" alt=\"Sj\u00e1lfl\u00edmandi vatnsheldur bor\u00f0i fyrir malbik\" width=\"920\" height=\"1444\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape2_1.webp 920w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape2_1-480x753.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 920px, 100vw\" \/><\/p>\n<h3>Ums\u00f3knir<\/h3>\n<ul>\n<li><b>\u00deak- og mannvirkja\u00fe\u00e9tting:<\/b> \u00deessi teip er notu\u00f0 til a\u00f0 gera vi\u00f0 og \u00fe\u00e9tta \u00fe\u00f6k, \u00fear \u00e1 me\u00f0al st\u00e1lmannvirki, \u00fear sem h\u00fan tekst \u00e1 vi\u00f0 \u00feenslusamskeyti og \u00e1lagssv\u00e6\u00f0i. H\u00fan veitir samfellda hindrun gegn vatnsinnstreymi \u00ed byggingar\u00fe\u00f6kum og svipu\u00f0um yfirbor\u00f0um.<\/li>\n<li><b>Innsiglun sj\u00e1var og skipa:<\/b> Hentar til a\u00f0 \u00fe\u00e9tta skipal\u00fagur, \u00feilfar og k\u00e1etur\u00fdmi. Sj\u00e1lfl\u00edmandi eiginleikar gera kleift a\u00f0 nota \u00ed sj\u00e1varumhverfi \u00e1n hita, sem dregur \u00far \u00e1h\u00e6ttu \u00ed loku\u00f0um r\u00fdmum.<\/li>\n<li><b>Vatnshelding kjallara og ne\u00f0anjar\u00f0ar:<\/b> Nota\u00f0 \u00ed kjallara og ne\u00f0anjar\u00f0arbyggingum til a\u00f0 koma \u00ed veg fyrir raka. \u00dea\u00f0 festist vi\u00f0 steypu og \u00f6nnur undirl\u00f6g og myndar \u00fe\u00e9ttiefni \u00e1 sv\u00e6\u00f0um sem eru vi\u00f0kv\u00e6m fyrir raka.<\/li>\n<li><b>Vatnshelding \u00e1 ba\u00f0herbergjum og innandyra:<\/b> Used in bathrooms and wet areas for sealing around fixtures and walls. The material’s flexibility accommodates minor movements without compromising the seal.<\/li>\n<li><b>L\u00f3\u00f0r\u00e9tt yfirbor\u00f0 og framhli\u00f0ar:<\/b> H\u00e6gt a\u00f0 nota \u00e1 l\u00f3\u00f0r\u00e9tta veggi og framhli\u00f0ar til vatnsheldingar. \u00dea\u00f0 festist \u00e1n aukaverkf\u00e6ra, sem gerir \u00fea\u00f0 hentugt fyrir upph\u00e6kka\u00f0ar e\u00f0a \u00f3reglulegar fleti.<\/li>\n<li><b>Lei\u00f0slur og innvi\u00f0ir:<\/b> \u00c1rangursr\u00edkt til a\u00f0 \u00fe\u00e9tta \u00f3hita\u00f0ar lei\u00f0slur, br\u00fdr og fl\u00f3kin umhverfi. \u00dea\u00f0 \u00feolir mismunandi a\u00f0st\u00e6\u00f0ur en er ekki m\u00e6lt me\u00f0 fyrir heitar lei\u00f0slur vegna hitastigstakmarkana.<\/li>\n<li><b>Eldvari\u00f0 umhverfi:<\/b> Tilvali\u00f0 fyrir verkefni \u00fear sem opinn eldur e\u00f0a hitagjafar eru banna\u00f0ir, svo sem geymslusv\u00e6\u00f0i fyrir efnav\u00f6rur e\u00f0a vi\u00f0kv\u00e6mar byggingar, \u00fear sem \u00fea\u00f0 \u00fearf a\u00f0eins a\u00f0 bera \u00e1 kalt efni.<\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1413 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Self-Adhesive-Asphalt-Waterproof-Tape_1.webp\" alt=\"Sj\u00e1lfl\u00edmandi malbik vatnsheldur bor\u00f0i\" width=\"1107\" height=\"1023\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Self-Adhesive-Asphalt-Waterproof-Tape_1.webp 1107w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Self-Adhesive-Asphalt-Waterproof-Tape_1-980x906.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Self-Adhesive-Asphalt-Waterproof-Tape_1-480x444.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1107px, 100vw\" \/><\/p>\n<h2>Umsagnir vi\u00f0skiptavina<\/h2>\n<p><b>J\u00f3hannes fr\u00e1 Bandar\u00edkjunum<\/b><br \/>\nI used this tape to seal some cracks in my garage roof after a heavy rain season. It stuck well without needing extra tools, and so far, it’s held up through a few storms without any leaks showing up. The roll was easy to cut and apply, though I had to make sure the surface was clean first. Overall, it did what I needed for the price.<\/p>\n<p><b>Emma fr\u00e1 Bretlandi<\/b><br \/>\nApplied this to the seams around my greenhouse windows where water was seeping in. The self-adhesive backing made installation straightforward, even in cooler weather. It’s been a couple of months, and the seal seems solid\u2014no more drips inside. I appreciate that it didn’t require heating or messy glues, which suited my DIY setup.<\/p>\n<p><b>Liam fr\u00e1 \u00c1stral\u00edu<\/b><br \/>\nWe get a lot of sun and occasional downpours here, so I tried this tape on my shed’s metal roof joints. It adhered properly after pressing it down, and it hasn’t peeled off despite the heat. The flexibility helped with the uneven surfaces. Not the thickest material I’ve used, but it stopped the leaks effectively for my needs.<\/p>\n<p><b>Sophie fr\u00e1 Kanada<\/b><br \/>\nIn our cold winters, I needed something for sealing basement window frames against moisture. This tape went on easily without cracking in the low temperatures, and it’s prevented water from getting in during thaws. The length per roll was sufficient for multiple spots. It’s a practical option if you’re looking for a no-fuss waterproofing fix.<\/p>\n<p><b>Hans fr\u00e1 \u00de\u00fdskalandi<\/b><br \/>\nI applied it to repair seals on my balcony railing connections where rain was causing rust issues. The adhesion was reliable on concrete and metal, and it conformed to the shapes without bubbles. After several weeks of variable weather, it’s still in place. Good for small-scale repairs, though I’d test compatibility with your surfaces first.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-962 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1.webp\" alt=\"vi\u00f0br\u00f6g\u00f0 vi\u00f0skiptavina\" width=\"2245\" height=\"1587\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1.webp 2245w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-1280x905.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-980x693.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1-480x339.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2245px, 100vw\" \/><\/p>\n<h2 dir=\"auto\">Samanbur\u00f0ur vi\u00f0 s\u00edlikon\u00fe\u00e9ttiefni<\/h2>\n<p dir=\"auto\">Sj\u00e1lfl\u00edmandi vatnsheldandi teip fyrir asfalt og s\u00edlikon\u00fe\u00e9ttiefni eru b\u00e6\u00f0i vatnsheldandi lausnir en eru mismunandi a\u00f0 samsetningu, notkun og afk\u00f6stum eftir notkunartilfellum. H\u00e9r a\u00f0 ne\u00f0an er samanbur\u00f0armynd bygg\u00f0 \u00e1 inns\u00fdn \u00ed greininni.<\/p>\n<div>\n<div dir=\"auto\">\n<table style=\"width: 100%;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\n<thead>\n<tr>\n<th data-col-size=\"sm\">\u00de\u00e1ttur<\/th>\n<th data-col-size=\"lg\">Sj\u00e1lfl\u00edmandi vatnsheldur bor\u00f0i fyrir malbik<\/th>\n<th data-col-size=\"lg\">S\u00edlikon\u00fe\u00e9ttiefni<\/th>\n<th data-col-size=\"lg\">Athugasemdir<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td data-col-size=\"sm\"><strong>Efnissamsetning<\/strong><\/td>\n<td data-col-size=\"lg\">Samanstendur venjulega \u00far fj\u00f6lli\u00f0ubreytt asfalt me\u00f0 styrkingum eins og p\u00f3l\u00fdester e\u00f0a trefjaplasti, me\u00f0 sj\u00e1lfl\u00edmandi lagi \u00e1 bak vi\u00f0.<\/td>\n<td data-col-size=\"lg\">B\u00fai\u00f0 til \u00far s\u00edlikonp\u00f3l\u00fdmerum, oft f\u00e1anlegt \u00ed t\u00fapuformi til \u00fe\u00e9ttiefni.<\/td>\n<td data-col-size=\"lg\">Asfaltb\u00f6nd eru l\u00edkari b\u00fat\u00fdlb\u00f6ndum hva\u00f0 var\u00f0ar sveigjanleika og vi\u00f0lo\u00f0un, en s\u00edlikon veita a\u00f0ra efna\u00feol.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Ums\u00f3knara\u00f0fer\u00f0<\/strong><\/td>\n<td data-col-size=\"lg\">Beri\u00f0 kalt \u00e1 sem r\u00falla; sj\u00e1lfl\u00edmandi, krefst hreins yfirbor\u00f0s og \u00fer\u00fdstings til l\u00edmingar; engin verkf\u00e6ri nau\u00f0synleg \u00f6nnur en a\u00f0 klippa.<\/td>\n<td data-col-size=\"lg\">Bori\u00f0 \u00e1 me\u00f0 \u00fe\u00e9ttiefni; \u00fearfnast her\u00f0ingart\u00edma (klukkustundir til daga) og g\u00e6ti \u00feurft grunn \u00e1 sumum yfirbor\u00f0um.<\/td>\n<td data-col-size=\"lg\">L\u00edmband er einfaldara fyrir heimager\u00f0a vi\u00f0ger\u00f0ir og flj\u00f3tlegar vi\u00f0ger\u00f0ir, s\u00e9rstaklega \u00e1 sv\u00e6\u00f0um \u00fear sem eldur er takmarka\u00f0ur, en s\u00edlikon gerir kleift a\u00f0 fylla \u00f3regluleg ey\u00f0ur.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Vi\u00f0lo\u00f0un og eindr\u00e6gni<\/strong><\/td>\n<td data-col-size=\"lg\">Sterkt \u00e1 gegndr\u00e6pum e\u00f0a \u00f3j\u00f6fnum yfirbor\u00f0um eins og steypu, m\u00e1lmi og asfalti; festist hugsanlega ekki vel vi\u00f0 s\u00edlikonme\u00f0h\u00f6ndlu\u00f0 efni.<\/td>\n<td data-col-size=\"lg\">Fj\u00f6lh\u00e6ft \u00e1 gler, m\u00e1lm og plast; l\u00e9leg vi\u00f0lo\u00f0un vi\u00f0 asfalt e\u00f0a bitumen yfirbor\u00f0 \u00e1n undirb\u00fanings.<\/td>\n<td data-col-size=\"lg\">Samr\u00fdmanleikapr\u00f3fanir eru nau\u00f0synlegar; asfaltsl\u00edmband virkar vel \u00e1 \u00feakefni \u00fear sem s\u00edlikon g\u00e6ti flagna\u00f0.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Sveigjanleiki og lenging<\/strong><\/td>\n<td data-col-size=\"lg\">Mikil teygja (oft yfir 1000%), r\u00famar hreyfingu undirlagsins \u00e1n \u00feess a\u00f0 sprunga.<\/td>\n<td data-col-size=\"lg\">Mi\u00f0lungs sveigjanleiki (100-300% teygni), en getur or\u00f0i\u00f0 broth\u00e6tt me\u00f0 t\u00edmanum vi\u00f0 erfi\u00f0ar a\u00f0st\u00e6\u00f0ur.<\/td>\n<td data-col-size=\"lg\">L\u00edmband \u00feolir \u00feenslusamskeyti betur en s\u00edlikon hentar betur fyrir kyrrst\u00e6\u00f0ar \u00fe\u00e9ttingar.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Endingart\u00edmi og ve\u00f0ur\u00feol<\/strong><\/td>\n<td data-col-size=\"lg\">\u00deolir \u00fatfj\u00f3lubl\u00e1a geislun, \u00f6fgakenndar hitastigsbreytingar (-40\u00b0F til 200\u00b0F) og efni; sj\u00e1lfgr\u00e6randi fyrir minnih\u00e1ttar g\u00f6t; lengri endingart\u00edmi utandyra.<\/td>\n<td data-col-size=\"lg\">Fr\u00e1b\u00e6r UV- og raka\u00feol, en getur brotna\u00f0 hra\u00f0ar ni\u00f0ur vi\u00f0 st\u00f6\u00f0ugt vatns\u00e1lag e\u00f0a v\u00e9lr\u00e6nt \u00e1lag.<\/td>\n<td data-col-size=\"lg\">Asfaltl\u00edmband veitir oft langt\u00edma\u00fe\u00e9ttingu \u00ed \u00fe\u00f6kum; s\u00edlikon er \u00e6skilegra fyrir fl\u00f6t \u00fe\u00f6k me\u00f0 kyrrst\u00e6\u00f0u vatni.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Vatnsheldni\u00e1rangur<\/strong><\/td>\n<td data-col-size=\"lg\">Myndar samfellda hindrun; fr\u00e1b\u00e6rt fyrir sauma og samskeyti, en s\u00ed\u00f0ur tilvali\u00f0 fyrir mikinn raka eins og ba\u00f0herbergi.<\/td>\n<td data-col-size=\"lg\">Fr\u00e1b\u00e6rt \u00e1 st\u00f6\u00f0ugt blautum sv\u00e6\u00f0um vegna \u00feess a\u00f0 \u00fea\u00f0 er ekki gegndr\u00e6pt; \u00e1hrifar\u00edkt fyrir sprungur en getur minnka\u00f0 vi\u00f0 her\u00f0ingu.<\/td>\n<td data-col-size=\"lg\">Hvorugt er almennt betra; l\u00edmband getur virka\u00f0 verr \u00ed langvarandi raka samanbori\u00f0 vi\u00f0 s\u00edlikon.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Kostna\u00f0ur og frambo\u00f0<\/strong><\/td>\n<td data-col-size=\"lg\">Almennt hagkv\u00e6mt til a\u00f0 \u00feekja st\u00e6rri sv\u00e6\u00f0i; f\u00e1anlegt \u00ed r\u00fallum af \u00fdmsum breiddum.<\/td>\n<td data-col-size=\"lg\">Oft \u00f3d\u00fdrara \u00e1 hverja einingu en krefst meiri vinnuafls; v\u00ed\u00f0a f\u00e1anlegt \u00ed byggingav\u00f6ruverslunum.<\/td>\n<td data-col-size=\"lg\">L\u00edmband sparar t\u00edma \u00ed notkun og hugsanlega dregur \u00fea\u00f0 \u00far heildarkostna\u00f0i vi\u00f0 vi\u00f0ger\u00f0ir.<\/td>\n<\/tr>\n<tr>\n<td data-col-size=\"sm\"><strong>Takmarkanir<\/strong><\/td>\n<td data-col-size=\"lg\">Ekki hentugt fyrir notkun vi\u00f0 mikinn hita e\u00f0a \u00fear sem \u00fe\u00f6rf er \u00e1 t\u00ed\u00f0ri fjarl\u00e6gingu; getur or\u00f0i\u00f0 meira \u00f3hreint ef \u00fea\u00f0 er ekki bori\u00f0 \u00e1 r\u00e9tt.<\/td>\n<td data-col-size=\"lg\">\u00deurrkunart\u00edmi sem \u00fearf; minna \u00e1hrifar\u00edkt sem l\u00edm samanbori\u00f0 vi\u00f0 \u00fe\u00e9ttiefni sem eru h\u00f6nnu\u00f0 til l\u00edmingar; m\u00f6guleiki \u00e1 myglu \u00ed sumum form\u00falum.<\/td>\n<td data-col-size=\"lg\">Vali\u00f0 fer eftir verkefninu \u2014 l\u00edmband fyrir skj\u00f3t og sveigjanleg \u00fe\u00e9ttiefni; s\u00edlikon fyrir n\u00e1kv\u00e6ma vinnu sem fyllir \u00fat bil.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<div><\/div>\n<\/div>\n<\/div>\n<p dir=\"auto\">Almennt s\u00e9\u00f0 fer vali\u00f0 \u00e1 milli \u00feessara tveggja eftir s\u00e9rst\u00f6kum kr\u00f6fum, svo sem ger\u00f0 yfirbor\u00f0s og umhverfisa\u00f0st\u00e6\u00f0um, \u00fear sem enginn einn valkostur er \u00ed e\u00f0li s\u00ednu betri \u00ed \u00f6llum tilvikum.<\/p>\n<h2 dir=\"auto\">Algengar spurningar (FAQ)<\/h2>\n<p dir=\"auto\"><strong>\u00c1 hva\u00f0a fleti er h\u00e6gt a\u00f0 setja sj\u00e1lfl\u00edmandi vatnshelda asfaltsl\u00edmbandi\u00f0?<\/strong> The tape adheres to a variety of surfaces including concrete, metal, asphalt, wood, and some plastics. It’s best suited for clean, dry, and non-porous materials. Always test a small area first to ensure compatibility, as it may not bond well to silicone-treated or oily surfaces.<\/p>\n<p dir=\"auto\"><strong>Hvernig set \u00e9g l\u00edmbandi\u00f0 \u00e1?<\/strong> Hreinsi\u00f0 yfirbor\u00f0i\u00f0 vandlega til a\u00f0 fjarl\u00e6gja ryk, fitu e\u00f0a raka. Fjarl\u00e6gi\u00f0 l\u00edmfilmuna, \u00fer\u00fdsti\u00f0 l\u00edmbandinu fast \u00e1 sv\u00e6\u00f0i\u00f0 og noti\u00f0 r\u00fallu e\u00f0a hand\u00fer\u00fdsting til a\u00f0 tryggja fulla snertingu. L\u00e1ti\u00f0 saumana skarast um a\u00f0 minnsta kosti 5 cm til a\u00f0 tryggja betri \u00fe\u00e9ttingu. Engin \u00fe\u00f6rf er \u00e1 hita e\u00f0a vi\u00f0b\u00f3tarl\u00edmi, sem gerir \u00fea\u00f0 hentugt fyrir kalda notkun.<\/p>\n<p dir=\"auto\"><strong>Hversu lengi endist l\u00edmbandi\u00f0 eftir a\u00f0 \u00fea\u00f0 hefur veri\u00f0 sett \u00e1?<\/strong> Vi\u00f0 venjulegar a\u00f0st\u00e6\u00f0ur getur \u00fea\u00f0 enst \u00ed 5-10 \u00e1r e\u00f0a lengur, allt eftir \u00fatfj\u00f3lubl\u00e1um geislum, hitasveiflum og v\u00e9lr\u00e6nu \u00e1lagi. \u00cd \u00f6fgafullu umhverfi eins og miklum hita e\u00f0a st\u00f6\u00f0ugum raka getur l\u00edft\u00edmi veri\u00f0 styttri. Reglulegt eftirlit er m\u00e6lt me\u00f0 fyrir notkun utandyra.<\/p>\n<p dir=\"auto\"><strong>Er l\u00edmbandi\u00f0 alveg vatnshelt og \u00feolir \u00fea\u00f0 kyrrst\u00e6tt vatn?<\/strong> It provides a reliable waterproof barrier for seams, cracks, and joints, but it’s not designed for prolonged immersion or areas with constant ponding water. For such cases, it works best as part of a larger waterproofing system.<\/p>\n<p dir=\"auto\"><strong>Er h\u00e6gt a\u00f0 fjarl\u00e6gja e\u00f0a f\u00e6ra l\u00edmbandi\u00f0 til eftir a\u00f0 \u00fea\u00f0 hefur veri\u00f0 sett \u00e1?<\/strong> Once fully adhered, removal can be difficult and may leave residue. It’s intended for permanent fixes. If repositioning is needed shortly after application, it can be done carefully, but adhesion strength increases over time.<\/p>\n<p dir=\"auto\"><strong>Hva\u00f0a hitastig \u00feolir teipi\u00f0?<\/strong> \u00dea\u00f0 virkar vi\u00f0 hitastig fr\u00e1 -40\u00b0F til 200\u00b0F (-40\u00b0C til 93\u00b0C). M\u00e6lt er me\u00f0 notkun \u00e1 milli 4\u00b0C og 38\u00b0C (40\u00b0F til 100\u00b0F) fyrir bestu vi\u00f0lo\u00f0un. \u00cd mj\u00f6g k\u00f6ldu umhverfi getur \u00fea\u00f0 hj\u00e1lpa\u00f0 a\u00f0 hita l\u00edmbandi\u00f0 \u00f6rl\u00edti\u00f0.<\/p>\n<p dir=\"auto\"><strong>Er \u00feessi teip umhverfisv\u00e6n og \u00f6rugg \u00ed notkun?<\/strong> The tape produces no toxic fumes during application and is free from solvents. It’s considered low-VOC, but proper ventilation is advised in enclosed spaces. Disposal should follow local regulations for asphalt-based materials.<\/p>\n<p dir=\"auto\"><strong>Hva\u00f0a st\u00e6r\u00f0ir og \u00feykktir eru \u00ed bo\u00f0i?<\/strong> Algengar breiddir eru 2 tommur, 4 tommur og 6 tommur, me\u00f0 lengd allt a\u00f0 50 fet \u00e1 r\u00fallu. \u00deykktin er yfirleitt \u00e1 bilinu 1 mm til 2 mm. S\u00e9rsni\u00f0nar st\u00e6r\u00f0ir geta veri\u00f0 \u00ed bo\u00f0i eftir \u00fev\u00ed hva\u00f0a birgja er nota\u00f0.<\/p>\n<p dir=\"auto\"><strong>Hvernig ber \u00fea\u00f0 sig saman vi\u00f0 a\u00f0ra vatns\u00fe\u00e9ttiefni eins og k\u00edtti e\u00f0a flj\u00f3tandi \u00fe\u00e9ttiefni?<\/strong> \u00d3l\u00edkt k\u00edtti, sem krefst har\u00f0nunart\u00edma og notkunarbyssu, er \u00feetta l\u00edmband tilb\u00fai\u00f0 til notkunar og sj\u00e1lfl\u00edmandi fyrir hra\u00f0ari uppsetningu. \u00dea\u00f0 b\u00fd\u00f0ur upp \u00e1 meiri sveigjanleika fyrir hreyfanlega fleti en fyllir hugsanlega ekki dj\u00fapar sprungur eins vel og flj\u00f3tandi valkostur.<\/p>\n<p dir=\"auto\"><strong>Er h\u00e6gt a\u00f0 nota \u00feetta innandyra, til d\u00e6mis \u00e1 ba\u00f0herbergjum?<\/strong> Yes, it’s suitable for indoor areas like bathrooms for sealing around tubs, showers, or tiles. Ensure the surface is dry before application, and it can handle humidity well, though it’s not meant for direct submersion.<\/p>\n<p dir=\"auto\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1416 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-scaled.webp\" alt=\"Sj\u00e1lfl\u00edmandi vatnsheldur bor\u00f0i fyrir malbik\" width=\"2560\" height=\"1810\" srcset=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-scaled.webp 2560w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-1280x905.webp 1280w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-980x693.webp 980w, https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-480x339.webp 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) and (max-width: 1280px) 1280px, (min-width: 1281px) 2560px, 100vw\" \/><\/p>\n<h3 dir=\"auto\">Um verksmi\u00f0ju okkar<\/h3>\n<p dir=\"auto\">Great Ocean Waterproof Technologies Co., Ltd. (formerly Weifang Great Ocean New Waterproof Materials Co., Ltd.) is located in the government seat of Taitou Town, Shouguang City, which is recognized as China’s largest base for waterproof materials. Established in 1999, the company operates as a high-tech waterproofing specialist integrating research, production, and sales.<\/p>\n<p dir=\"auto\">Verksmi\u00f0jan n\u00e6r yfir 26.000 fermetra sv\u00e6\u00f0i. \u00cd gegnum \u00e1rin hefur h\u00fan \u00fer\u00f3a\u00f0 margar h\u00e1\u00fer\u00f3a\u00f0ar framlei\u00f0slul\u00ednur fyrir r\u00fallur, bl\u00f6\u00f0 og... <a href=\"https:\/\/great-ocean-waterproof.com\/is\/waterproof-coating\/\">h\u00fa\u00f0un<\/a> \u00e1 lei\u00f0andi stigi innanlands. Helstu v\u00f6rur eru me\u00f0al annars vatnsheldar r\u00fallur \u00far p\u00f3l\u00fdet\u00fdleni og p\u00f3l\u00fdet\u00fdleni (p\u00f3l\u00fdester), <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/pvc-polyvinyl-chloride-waterproofing-membrane-pvc-membrane-waterproofing\/\">Vatnsheldar r\u00fallur \u00far p\u00f3l\u00fdv\u00edn\u00fdlkl\u00f3r\u00ed\u00f0i (PVC)<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/tpo-thermoplastic-polyolefin-waterproofing-membrane\/\">Vatnsheldar r\u00fallur \u00far hitaplast\u00edsku p\u00f3l\u00fd\u00f3lef\u00edni (TPO)<\/a>, vatnsheldar r\u00fallur \u00far kl\u00f3ru\u00f0u p\u00f3l\u00fdet\u00fdleni (CPE) s\u00e9rt\u00e6kar fyrir hra\u00f0lestar, sj\u00e1lfl\u00edmandi vatnsheldar r\u00fallur \u00far p\u00f3l\u00fdmerp\u00f3l\u00fdpr\u00f3p\u00fdleni, vatnsheldar r\u00fallur \u00far forl\u00f6g\u00f0um, sj\u00e1lfl\u00edmandi, vatnsheldar r\u00fallur \u00far p\u00f3l\u00fdmerp\u00f3l\u00fdper\u00fdleni sem ekki eru \u00far malbiki, vatnsheldar r\u00fallur \u00far sterkum, krossl\u00edmdum filmu \u00far p\u00f3l\u00fdmer ... <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/jy-spu-single-componacent-polyurethane-waterproof-coating\/\">ein\u00fe\u00e1tta p\u00f3l\u00fd\u00faretan vatnsheld h\u00fa\u00f0un<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/jy-dpu-double-components-polyurethane-waterproof-coating\/\">Tv\u00f6f\u00f6ld vatnsheld h\u00fa\u00f0un \u00far p\u00f3l\u00fd\u00faretani<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/jy-jss-polymer-cement-waterproof-coating\/\">Vatnsheld h\u00fa\u00f0un \u00far samsettum p\u00f3l\u00fdmersementi (JS)<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/is\/product\/jy-951-waterborne-polyurethane-waterproof-coating\/\">Vatnsleysanlegar (951) p\u00f3l\u00fd\u00faretan vatnsheldar h\u00fa\u00f0anir<\/a>, p\u00f3l\u00fdet\u00fdlen pr\u00f3p\u00fdlen (p\u00f3l\u00fdester) s\u00e9rst\u00f6k \u00feurrduftl\u00edm, sementsbundin gegndr\u00e6p kristalla\u00f0 vatnsheld h\u00fa\u00f0un, \u00fa\u00f0ahra\u00f0har\u00f0nandi g\u00famm\u00edmalbik vatnsheld h\u00fa\u00f0un, ekki-her\u00f0andi g\u00famm\u00edmalbik vatnsheld h\u00fa\u00f0un, gegns\u00e6 vatnsheld gel fyrir utanveggi, mj\u00f6g teygjanleg flj\u00f3tandi r\u00falluk\u00falur vatnsheld h\u00fa\u00f0un, sj\u00e1lfl\u00edmandi malbik vatnsheld bor\u00f0i, b\u00fat\u00fdlg\u00famm\u00ed sj\u00e1lfl\u00edmandi bor\u00f0i og tugir annarra afbrig\u00f0a.<\/p>\n<p dir=\"auto\">The company maintains strong technical capabilities with a team of professional technicians, advanced equipment, comprehensive testing instruments, and stable product quality, certified by national authoritative testing institutions. It has earned the “Comprehensive Quality Management Compliance” title from the Ministry of Agriculture, passed quality assurance system certification, and received designations such as “National Authoritative Testing Qualified Product” from the China Quality Inspection Association, Shandong Province’s “Industrial Construction Product Filing Certificate,” “Industrial Product Production License,” and CE certification.<\/p>\n<p dir=\"auto\">Emphasizing contract adherence and credibility, the company’s products are sold in over 20 provinces and regions across China and exported to multiple countries and regions overseas, receiving positive feedback from users.<\/p>\n<p dir=\"auto\">Great Ocean Waterproof Technologies Co., Ltd. employs modern operational and management mechanisms, guided by the corporate spirit of “integrity, pragmatism, and innovation,” and the purpose of “win-win sharing.” It focuses on high cost-performance, quality service, and collaborative market expansion with partners to achieve ongoing progress.<\/p>\n<p><iframe loading=\"lazy\" title=\"Uppg\u00f6tva\u00f0u Great Ocean Waterproof: Lei\u00f0andi n\u00fdjungar \u00ed vatnsheldingarlausnum fr\u00e1 \u00e1rinu 1999\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/IKMWgr-NHKU?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>","protected":false},"excerpt":{"rendered":"<p dir=\"auto\">Sj\u00e1lfl\u00edmandi vatnsheldur asfaltsl\u00edmband er \u00far samsettu efni sem er hanna\u00f0 fyrir vi\u00f0ger\u00f0ir \u00e1 lekum \u00ed \u00fe\u00f6kum, me\u00f0 sj\u00e1lfl\u00edmandi lagi til a\u00f0 au\u00f0velda uppsetningu. Yfirbor\u00f0i\u00f0 er h\u00fa\u00f0a\u00f0 me\u00f0 \u00e1lpapp\u00edr e\u00f0a svipu\u00f0um efnum, en botninn er me\u00f0 leysipapp\u00edr til verndar. \u00deetta l\u00edmband er framleitt \u00ed verksmi\u00f0ju okkar \u00ed K\u00edna sem \u00e1rei\u00f0anlegur framlei\u00f0andi og b\u00fd\u00f0ur upp \u00e1 trausta vi\u00f0lo\u00f0un og sveigjanleika, sem tryggir endingarg\u00f3\u00f0a uppsetningu \u00e1n mengunar. F\u00e1anlegt \u00ed litlu magni \u00e1 samkeppnish\u00e6fu ver\u00f0i me\u00f0 hra\u00f0ri afhendingu; notkun a\u00f0lagast a\u00f0st\u00e6\u00f0um \u00e1 sta\u00f0num.<\/p>","protected":false},"featured_media":1412,"template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"[embed]https:\/\/youtube.com\/shorts\/DLLJ3fCj8VE?feature=share[\/embed]\r\n<h2 dir=\"auto\">Product Introduction<\/h2>\r\n<p dir=\"auto\">The Asphalt Self Adhesive Waterproof Tape from Great Ocean Waterproof is a rollable sealing material designed for waterproofing applications in construction and repair. It uses polymer-modified asphalt as the base layer, reinforced with a polyester or fiberglass mat for added structure. The top surface is covered with options like polyethylene film, fine sand, or aluminum foil, while the bottom features a self-adhesive layer protected by a release film.<\/p>\r\n<p dir=\"auto\">This tape provides reliable adhesion and flexibility, allowing it to conform to surfaces during cold application without additional adhesives. It combines rubber-like pliability with asphalt's weather resistance, making it suitable for sealing joints, roofs, and leaks in various conditions. Construction is straightforward, with no need for heat or solvents, and it minimizes environmental impact from pollutants.<\/p>\r\n<p dir=\"auto\">Available in widths such as 5cm, 10cm, or custom sizes, it supports uses like roof cracks, gutters, and general moisture barriers, with properties including high elongation for expansion handling and self-healing against minor punctures. For specific projects, application methods can be adjusted based on site requirements.<\/p>\r\n<p dir=\"auto\"><img class=\"size-full wp-image-1417 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape3_1.webp\" alt=\"Asphalt Self Adhesive Waterproof Tape\" width=\"750\" height=\"545\" \/><\/p>\r\n\r\n<h3>Product Features<\/h3>\r\n<ul>\r\n \t<li><b>Waterproof Performance: <\/b>The Asphalt Self Adhesive Waterproof Tape offers an elongation rate exceeding 1000%, with strong resilience. This allows it to accommodate substrate deformation without cracking, preventing leaks. It provides adhesion stronger than the material itself, ensuring seamless integration with surfaces and no separation. The tape forms a continuous waterproof layer without boundaries. It also features self-healing properties, similar to skin recovery, where it can repair itself from punctures or foreign objects, maintaining impermeability.<\/li>\r\n \t<li><b>Long Service Life:<\/b> The tape resists high temperatures, low temperatures, and corrosion. It has been used in extreme UV conditions at Antarctic research stations for seven years without degradation. Testing shows that one year of exposure in Antarctica equates to ten years in Asian regions in terms of aging.<\/li>\r\n \t<li><b>Safe and Simple Construction:<\/b> Due to its strong self-adhesion, the tape is easy to apply, even for non-professional workers who can learn from a demonstration. It requires cold application without additional adhesives\u2014just overlap and stick\u2014for high first-time success rates. This saves time and labor while ensuring safety and reliability.<\/li>\r\n \t<li><b>Environmental and Economic Benefits:<\/b> The tape produces no toxic odors or pollution during application, making it safe and eco-friendly. It serves as a cost-effective solution for preventing leaks in construction projects.<\/li>\r\n<\/ul>\r\n<img class=\"size-full wp-image-1414 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape2_1.webp\" alt=\"Asphalt Self Adhesive Waterproof Tape\" width=\"920\" height=\"1444\" \/>\r\n<h3>Applications<\/h3>\r\n<ul>\r\n \t<li><b>Roofing and Structural Waterproofing:<\/b> This tape is used for repairing and sealing roofs, including steel structures, where it handles expansion joints and stressed areas. It provides a continuous barrier against water ingress in building roofs and similar surfaces.<\/li>\r\n \t<li><b>Marine and Vessel Sealing:<\/b> Suitable for sealing ship hatches, decks, and cabin enclosures. The self-adhesive property allows application in marine environments without heat, reducing risks in confined spaces.<\/li>\r\n \t<li><b>Basement and Underground Waterproofing:<\/b> Applied in basements and underground structures to prevent moisture penetration. It adheres to concrete and other substrates, forming a seal in areas prone to dampness.<\/li>\r\n \t<li><b>Bathroom and Interior Waterproofing:<\/b> Used in bathrooms and wet areas for sealing around fixtures and walls. The material's flexibility accommodates minor movements without compromising the seal.<\/li>\r\n \t<li><b>Vertical Surfaces and Facades:<\/b> Can be applied to vertical walls and facades for waterproofing. It sticks without additional tools, making it practical for elevated or irregular surfaces.<\/li>\r\n \t<li><b>Pipelines and Infrastructure:<\/b> Effective for sealing non-heated pipelines, bridges, and complex environments. It withstands varying conditions but is not recommended for hot pipelines due to temperature limitations.<\/li>\r\n \t<li><b>Fire-Restricted Environments:<\/b> Ideal for projects where open flames or heat sources are prohibited, such as chemical storage areas or sensitive facilities, as it requires only cold application.<\/li>\r\n<\/ul>\r\n<img class=\"size-full wp-image-1413 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Self-Adhesive-Asphalt-Waterproof-Tape_1.webp\" alt=\"Self Adhesive Asphalt Waterproof Tape\" width=\"1107\" height=\"1023\" \/>\r\n<h2>Customer Reviews<\/h2>\r\n<b>John from the United States<\/b>\r\nI used this tape to seal some cracks in my garage roof after a heavy rain season. It stuck well without needing extra tools, and so far, it's held up through a few storms without any leaks showing up. The roll was easy to cut and apply, though I had to make sure the surface was clean first. Overall, it did what I needed for the price.\r\n\r\n<b>Emma from the United Kingdom<\/b>\r\nApplied this to the seams around my greenhouse windows where water was seeping in. The self-adhesive backing made installation straightforward, even in cooler weather. It's been a couple of months, and the seal seems solid\u2014no more drips inside. I appreciate that it didn't require heating or messy glues, which suited my DIY setup.\r\n\r\n<b>Liam from Australia<\/b>\r\nWe get a lot of sun and occasional downpours here, so I tried this tape on my shed's metal roof joints. It adhered properly after pressing it down, and it hasn't peeled off despite the heat. The flexibility helped with the uneven surfaces. Not the thickest material I've used, but it stopped the leaks effectively for my needs.\r\n\r\n<b>Sophie from Canada<\/b>\r\nIn our cold winters, I needed something for sealing basement window frames against moisture. This tape went on easily without cracking in the low temperatures, and it's prevented water from getting in during thaws. The length per roll was sufficient for multiple spots. It's a practical option if you're looking for a no-fuss waterproofing fix.\r\n\r\n<b>Hans from Germany<\/b>\r\nI applied it to repair seals on my balcony railing connections where rain was causing rust issues. The adhesion was reliable on concrete and metal, and it conformed to the shapes without bubbles. After several weeks of variable weather, it's still in place. Good for small-scale repairs, though I'd test compatibility with your surfaces first.\r\n\r\n<img class=\"size-full wp-image-962 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2025\/12\/customer-feedback_1.webp\" alt=\"customer feedback\" width=\"2245\" height=\"1587\" \/>\r\n<h2 dir=\"auto\">Comparison to Silicone Sealants<\/h2>\r\n<p dir=\"auto\">The Asphalt Self Adhesive Waterproof Tape and silicone sealants both serve as waterproofing solutions but differ in composition, application, and performance based on specific use cases. Below is a side-by-side comparison drawing from industry insights.<\/p>\r\n\r\n<div>\r\n<div dir=\"auto\">\r\n<table style=\"width: 100%;\" border=\"1\" width=\"100%\" cellspacing=\"0\" cellpadding=\"0\">\r\n<thead>\r\n<tr>\r\n<th data-col-size=\"sm\">Aspect<\/th>\r\n<th data-col-size=\"lg\">Asphalt Self Adhesive Waterproof Tape<\/th>\r\n<th data-col-size=\"lg\">Silicone Sealants<\/th>\r\n<th data-col-size=\"lg\">Notes<\/th>\r\n<\/tr>\r\n<\/thead>\r\n<tbody>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Material Composition<\/strong><\/td>\r\n<td data-col-size=\"lg\">Typically consists of polymer-modified asphalt with reinforcements like polyester or fiberglass, backed by a self-adhesive layer.<\/td>\r\n<td data-col-size=\"lg\">Made from silicone polymers, often available in tube form for caulking.<\/td>\r\n<td data-col-size=\"lg\">Asphalt tapes are more akin to butyl tapes in flexibility and adhesion, while silicones provide a different chemical resistance.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Application Method<\/strong><\/td>\r\n<td data-col-size=\"lg\">Applied cold as a roll; self-adhesive, requires clean surface and pressure for bonding; no tools needed beyond cutting.<\/td>\r\n<td data-col-size=\"lg\">Applied via caulking gun; requires curing time (hours to days) and may need primers on some surfaces.<\/td>\r\n<td data-col-size=\"lg\">Tape is simpler for DIY and quick fixes, especially in fire-restricted areas, but silicone allows for filling irregular gaps.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Adhesion and Compatibility<\/strong><\/td>\r\n<td data-col-size=\"lg\">Strong on porous or uneven surfaces like concrete, metal, and asphalt; may not bond well to silicone-treated materials.<\/td>\r\n<td data-col-size=\"lg\">Versatile on glass, metal, and plastics; poor adhesion to asphalt or bituminous surfaces without preparation.<\/td>\r\n<td data-col-size=\"lg\">Compatibility checks are essential; asphalt tape excels on roofing materials where silicone might peel.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Flexibility and Elongation<\/strong><\/td>\r\n<td data-col-size=\"lg\">High elongation (often over 1000%), accommodates substrate movement without cracking.<\/td>\r\n<td data-col-size=\"lg\">Moderate flexibility (100-300% elongation), but can become brittle over time in extreme conditions.<\/td>\r\n<td data-col-size=\"lg\">Tape handles expansion joints better, while silicone suits static seals.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Durability and Weather Resistance<\/strong><\/td>\r\n<td data-col-size=\"lg\">Resists UV, temperature extremes (-40\u00b0F to 200\u00b0F), and chemicals; self-healing for minor punctures; longer lifespan in outdoor exposures.<\/td>\r\n<td data-col-size=\"lg\">Excellent UV and moisture resistance, but may degrade faster under constant ponding water or mechanical stress.<\/td>\r\n<td data-col-size=\"lg\">Asphalt tape often provides longer-term seals in roofing; silicone is preferred for flat roofs with standing water.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Waterproofing Effectiveness<\/strong><\/td>\r\n<td data-col-size=\"lg\">Forms a continuous barrier; excellent for seams and joints, but less ideal for high-moisture immersion like bathrooms.<\/td>\r\n<td data-col-size=\"lg\">Superior in constant wet areas due to non-porous nature; effective for gaps but can shrink during curing.<\/td>\r\n<td data-col-size=\"lg\">Neither is universally better; tape may underperform in prolonged moisture compared to silicone.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Cost and Availability<\/strong><\/td>\r\n<td data-col-size=\"lg\">Generally cost-effective for covering larger areas; available in rolls of various widths.<\/td>\r\n<td data-col-size=\"lg\">Often cheaper per unit but requires more labor; widely available in hardware stores.<\/td>\r\n<td data-col-size=\"lg\">Tape saves on application time, potentially reducing overall costs for repairs.<\/td>\r\n<\/tr>\r\n<tr>\r\n<td data-col-size=\"sm\"><strong>Limitations<\/strong><\/td>\r\n<td data-col-size=\"lg\">Not suitable for high-heat applications or where frequent removal is needed; can be messier if not applied correctly.<\/td>\r\n<td data-col-size=\"lg\">Curing time needed; less effective as an adhesive compared to sealants designed for bonding; potential for mold in some formulas.<\/td>\r\n<td data-col-size=\"lg\">Choice depends on the project\u2014tape for quick, flexible seals; silicone for precise, gap-filling work.<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n<div><\/div>\r\n<\/div>\r\n<\/div>\r\n<p dir=\"auto\">Overall, the choice between the two depends on the specific requirements, such as surface type and environmental conditions, with no one option being inherently superior across all scenarios.<\/p>\r\n\r\n<h2 dir=\"auto\">Frequently Asked Questions (FAQ)<\/h2>\r\n<p dir=\"auto\"><strong>What surfaces can the Asphalt Self Adhesive Waterproof Tape be applied to?<\/strong> The tape adheres to a variety of surfaces including concrete, metal, asphalt, wood, and some plastics. It's best suited for clean, dry, and non-porous materials. Always test a small area first to ensure compatibility, as it may not bond well to silicone-treated or oily surfaces.<\/p>\r\n<p dir=\"auto\"><strong>How do I apply the tape?<\/strong> Clean the surface thoroughly to remove dust, grease, or moisture. Peel off the release liner, press the tape firmly onto the area, and use a roller or hand pressure to ensure full contact. Overlap seams by at least 2 inches for better sealing. No heat or additional adhesives are required, making it suitable for cold application.<\/p>\r\n<p dir=\"auto\"><strong>How long does the tape last once applied?<\/strong> Under normal conditions, it can last 5-10 years or more, depending on exposure to UV, temperature fluctuations, and mechanical stress. In extreme environments like high heat or constant moisture, lifespan may be shorter. Regular inspections are recommended for outdoor uses.<\/p>\r\n<p dir=\"auto\"><strong>Is the tape fully waterproof and can it handle standing water?<\/strong> It provides a reliable waterproof barrier for seams, cracks, and joints, but it's not designed for prolonged immersion or areas with constant ponding water. For such cases, it works best as part of a larger waterproofing system.<\/p>\r\n<p dir=\"auto\"><strong>Can the tape be removed or repositioned after application?<\/strong> Once fully adhered, removal can be difficult and may leave residue. It's intended for permanent fixes. If repositioning is needed shortly after application, it can be done carefully, but adhesion strength increases over time.<\/p>\r\n<p dir=\"auto\"><strong>What temperatures can the tape withstand?<\/strong> It performs in temperatures from -40\u00b0F to 200\u00b0F (-40\u00b0C to 93\u00b0C). Application is recommended between 40\u00b0F and 100\u00b0F (4\u00b0C to 38\u00b0C) for optimal adhesion. In very cold conditions, warming the tape slightly can help.<\/p>\r\n<p dir=\"auto\"><strong>Is this tape environmentally friendly and safe to use?<\/strong> The tape produces no toxic fumes during application and is free from solvents. It's considered low-VOC, but proper ventilation is advised in enclosed spaces. Disposal should follow local regulations for asphalt-based materials.<\/p>\r\n<p dir=\"auto\"><strong>What sizes and thicknesses are available?<\/strong> Common widths include 2 inches, 4 inches, and 6 inches, with lengths up to 50 feet per roll. Thickness typically ranges from 1mm to 2mm. Custom sizes may be available depending on the supplier.<\/p>\r\n<p dir=\"auto\"><strong>How does it compare to other waterproofing options like caulk or liquid sealants?<\/strong> Unlike caulk, which requires curing time and a gun for application, this tape is ready-to-use and self-adhesive for quicker installation. It offers higher flexibility for moving surfaces but may not fill deep gaps as effectively as liquid options.<\/p>\r\n<p dir=\"auto\"><strong>Can it be used indoors, such as in bathrooms?<\/strong> Yes, it's suitable for indoor areas like bathrooms for sealing around tubs, showers, or tiles. Ensure the surface is dry before application, and it can handle humidity well, though it's not meant for direct submersion.<\/p>\r\n<p dir=\"auto\"><img class=\"size-full wp-image-1416 aligncenter\" src=\"https:\/\/great-ocean-waterproof.com\/wp-content\/uploads\/2026\/01\/Asphalt-Self-Adhesive-Waterproof-Tape_1-scaled.webp\" alt=\"Asphalt Self Adhesive Waterproof Tape\" width=\"2560\" height=\"1810\" \/><\/p>\r\n\r\n<h3 dir=\"auto\">About Our Factory<\/h3>\r\n<p dir=\"auto\">Great Ocean Waterproof Technologies Co., Ltd. (formerly Weifang Great Ocean New Waterproof Materials Co., Ltd.) is located in the government seat of Taitou Town, Shouguang City, which is recognized as China's largest base for waterproof materials. Established in 1999, the company operates as a high-tech waterproofing specialist integrating research, production, and sales.<\/p>\r\n<p dir=\"auto\">The factory covers an area of 26,000 square meters. Over the years, it has developed multiple advanced production lines for rolls, sheets, and <a href=\"https:\/\/great-ocean-waterproof.com\/waterproof-coating\/\">coatings<\/a> at a domestic leading level. Key products include polyethylene polypropylene (polyester) polymer waterproof rolls, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/pvc-polyvinyl-chloride-waterproofing-membrane-pvc-membrane-waterproofing\/\">polyvinyl chloride (PVC) waterproof rolls<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/tpo-thermoplastic-polyolefin-waterproofing-membrane\/\">thermoplastic polyolefin (TPO) waterproof rolls<\/a>, high-speed rail-specific chlorinated polyethylene (CPE) waterproof rolls, polymer polypropylene self-adhesive waterproof rolls, non-asphalt-based reactive pre-laid polymer self-adhesive membrane waterproof rolls, strong cross-laminated film polymer reactive adhesive waterproof rolls, protective drainage boards, elastomeric\/plastomeric modified asphalt waterproof rolls, asphalt-based self-adhesive waterproof rolls, polymer-modified asphalt root-resistant waterproof rolls, metal-based polymer root-resistant waterproof rolls, root-resistant polymer polyethylene propylene (polyester) waterproof rolls, root-resistant polyvinyl chloride PVC waterproof rolls, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/jy-spu-single-componacent-polyurethane-waterproof-coating\/\">single-component polyurethane waterproof coatings<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/jy-dpu-double-components-polyurethane-waterproof-coating\/\">dual-component polyurethane waterproof coatings<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/jy-jss-polymer-cement-waterproof-coating\/\">polymer cement (JS) composite waterproof coatings<\/a>, <a href=\"https:\/\/great-ocean-waterproof.com\/product\/jy-951-waterborne-polyurethane-waterproof-coating\/\">water-based (951) polyurethane waterproof coatings<\/a>, polyethylene propylene (polyester) special dry powder adhesives, cement-based permeable crystalline waterproof coatings, spray quick-setting rubber asphalt waterproof coatings, non-curing rubber asphalt waterproof coatings, exterior wall transparent waterproof gels, high-elasticity liquid roll waterproof coatings, self-adhesive asphalt waterproof tapes, butyl rubber self-adhesive tapes, and dozens of other varieties.<\/p>\r\n<p dir=\"auto\">The company maintains strong technical capabilities with a team of professional technicians, advanced equipment, comprehensive testing instruments, and stable product quality, certified by national authoritative testing institutions. It has earned the \"Comprehensive Quality Management Compliance\" title from the Ministry of Agriculture, passed quality assurance system certification, and received designations such as \"National Authoritative Testing Qualified Product\" from the China Quality Inspection Association, Shandong Province's \"Industrial Construction Product Filing Certificate,\" \"Industrial Product Production License,\" and CE certification.<\/p>\r\n<p dir=\"auto\">Emphasizing contract adherence and credibility, the company's products are sold in over 20 provinces and regions across China and exported to multiple countries and regions overseas, receiving positive feedback from users.<\/p>\r\n<p dir=\"auto\">Great Ocean Waterproof Technologies Co., Ltd. employs modern operational and management mechanisms, guided by the corporate spirit of \"integrity, pragmatism, and innovation,\" and the purpose of \"win-win sharing.\" It focuses on high cost-performance, quality service, and collaborative market expansion with partners to achieve ongoing progress.<\/p>\r\n[embed]https:\/\/youtu.be\/IKMWgr-NHKU[\/embed]","_et_gb_content_width":""},"product_brand":[],"product_cat":[24],"product_tag":[],"class_list":{"0":"post-1411","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-waterproof-tape","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/product\/1411","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/media\/1412"}],"wp:attachment":[{"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/media?parent=1411"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/product_brand?post=1411"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/product_cat?post=1411"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/great-ocean-waterproof.com\/is\/wp-json\/wp\/v2\/product_tag?post=1411"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}