{"product_id":"liquid-rubber-waterproof-sealant-diy-leak-repair-for-flat-low-slope-roofs-foundations-gutters-black-5-gallon","title":"Liquid Rubber Waterproof Sealant – DIY Leak Repair for Flat \u0026 Low-Slope Roofs, Foundations, Gutters | Black | 5 Gallon","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eLiquid Rubber Waterproof Sealant creates a seamless, rubberized membrane that blocks water intrusion on flat and low-slope roofs, foundations, gutters, concrete surfaces, planter boxes, and more. The dark, pliable coating smooths over uneven areas and forms a durable barrier that remains flexible as the building moves and temperatures shift.\u003c\/p\u003e\u003cp\u003eDesigned for both professionals and DIYers, this 5-gallon black coating is meant to outperform traditional tar or patch products by delivering reliable adhesion, weather resistance, and a forgiving, rubberized finish that is comfortable to apply in a variety of spaces.\u003c\/p\u003e\u003ch3\u003eKey benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSeamless waterproof membrane across flat and low-slope surfaces\u003c\/li\u003e\n\u003cli\u003eElongation over 950% to accommodate movement and temperature changes\u003c\/li\u003e\n\u003cli\u003eWater-based formulation with no VOCs or harsh odors for indoor\/outdoor use\u003c\/li\u003e\n\u003cli\u003eEasy to apply by brush, roller, or spray, suitable for confined spaces\u003c\/li\u003e\n\u003cli\u003eBridges joints with seam tape or Geo-Textile to create a complete waterproofing system\u003c\/li\u003e\n\u003cli\u003eTrusted by professionals and DIYers with millions of gallons sold\u003c\/li\u003e\n\u003cli\u003eCaution: not intended for heavily trafficked walking surfaces\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCoverage, use, and system setup\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFlat\/low-slope roofs and standing water: 1 gallon covers about 15 sq ft per coat (3–4 coats to reach 60–80 mils)\u003c\/li\u003e\n\u003cli\u003eVertical surfaces like foundations: 1 gallon covers about 30 sq ft per coat (2–3 coats for ~30 mils)\u003c\/li\u003e\n\u003cli\u003eApply by brush, roller, or spray; ideal for roof repair and preventive waterproofing\u003c\/li\u003e\n\u003cli\u003eUse in tandem with Liquid Rubber Seam Tape or Geo-Textile to bridge joints and protrusions\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSafety, materials, and use cases\u003c\/h3\u003e\u003cp\u003eAs a water-based formula, it minimizes odors and avoids damage to sensitive materials like foam insulation. It bonds well to metal, concrete, wood, and other common substrates, making it versatile for a range of leak-prone areas. While highly effective, it is best suited for areas with minimal foot traffic where a protective surface is not required for walking.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What surfaces can this sealant waterproof?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Suitable for flat roofs, low-slope roofs, foundations, gutters, concrete, metal, wood, and planter boxes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I apply and what coverage should I expect?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Apply with brush, roller, or spray. Roofs: about 15 sq ft per gallon per coat; foundations: about 30 sq ft per gallon per coat.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Liquid Rubber","offers":[{"title":"Default Title","offer_id":47461476466862,"sku":"B00YYKJDEQ","price":470.77,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0735\/6012\/9710\/files\/liquid-rubber-sealant-flat-roof-application.jpg?v=1770248251","url":"https:\/\/handyskook.ca\/products\/liquid-rubber-waterproof-sealant-diy-leak-repair-for-flat-low-slope-roofs-foundations-gutters-black-5-gallon","provider":"HandySkook","version":"1.0","type":"link"}