Liquid Rubber Waterproof Sealant – DIY Leak Repair Coating for Flat, Metal & Low Slope Roofs, Foundations, Gutters & More – Flexible Protective Membrane – Black – 1 Gallon
- INDUSTRIAL STRENGTH BITUMEN FORMULA – Create a seamless waterproof membrane on flat roofs, metal roofs, low slope roofs, foundations, gutters, concrete surfaces, planter boxes, and more. Our premium liquid rubber forms a durable barrier against water infiltration where other sealants fail. Superior alternative to traditional roof tar or patch products
- SUPERIOR FLEXIBILITY & DURABILITY – With over 950% elongation, this waterproof sealant maintains adhesion even with building movement and temperature changes. Our sealant is designed to resist cracking, peeling, and UV damage. Creates a flexible rubberized coating that delivers long-lasting protection
- PROFESSIONAL COVERAGE SPECIFICATIONS – Brush, roll or spray on – For flat/low slope roofs & standing water surfaces: 1 gallon covers 15 sq ft (3-4 heavy coats to achieve 60-80 mil membrane). For vertical surfaces like foundations: 1 gallon covers 30 sq ft (2-3 heavy coats for 30 mil membrane). Ideal for both roof repair and preventative maintenance applications
- WATER-BASED ADVANCED FORMULA – Unlike harsh roof tar or solvent-based products, our water-based formula contains no VOCs or harmful odors, making it perfect for indoor and outdoor use. Doesn’t damage foam insulation or sensitive materials. Perfect for waterproofing projects in confined spaces
- ENGINEERED WATERPROOFING SYSTEM – For maximum protection, use with Liquid Rubber Seam Tape or Geo-Textile to bridge joints, seams, vents, skylights, and protrusions where movement may occur. Creates a comprehensive waterproofing system for long-lasting leak repair and prevention on your roof, basement, or foundation
- USED BY PROFESSIONALS & DIYers ALIKE – With millions of gallons sold, Liquid Rubber is the go-to choice for contractors, property managers, and homeowners tackling projects from roof leak fixes to basement waterproofing. Our high-performance formula delivers professional results whether you’re an experienced pro or a first-time DIYer
- PREMIUM ADHESION TECHNOLOGY – Superior adhesion to most building materials including metal, concrete, wood, and more. This hardware sealer can remain tacky after curing – NOT suitable for walking surfaces such as walkways, patios or decks. Use for waterproofing applications where foot traffic where foot traffic is minimal or not needed
Product information
Technical Details
| Material | Polymer |
|---|---|
| Brand | Liquid Rubber |
| Style | Waterproof Sealant |
| Item Weight | 9 Pounds |
| Item dimensions L x W x H | 12 x 12 x 16 inches |
| Compatible Material | Multiple |
| Water Resistance Level | Waterproof |
| Item Form | Liquid |
| UPC | 628421126026 |
| Unit Count | 128 Fluid Ounces |
| Global Trade Identification Number | 00628421000012 |
| Number of Items | 1 |
| Color | Original Black |
| Surface Recommendation | Roof, Vent |
| Manufacturer | Liquid Rubber USA |
| Part Number | 12602 |
| Item Weight | 9 pounds |
| Product Dimensions | 12 x 12 x 16 inches |
| Country of Origin | Canada |
| Item model number | 12602 |
| Is Discontinued By Manufacturer | No |
| Size | 1 Gallon |
| Horsepower | 1.00 |
| Item Package Quantity | 1 |
| Special Features | Waterproof |
| Usage | Commercial/Residential |
| Included Components | 1 Gallon |
| Batteries Included? | No |
| Batteries Required? | No |

















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