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💪 Seal it, paint it, forget it—waterproof power that works even underwater!
Flex Paste Rubberized Waterproof Sealant Paste is a super thick, white rubberized compound designed to fill large cracks and holes while creating a flexible, watertight seal. It can be applied and dries underwater, is fully paintable, UV resistant, and compatible with a wide range of materials including wood, metal, concrete, and more. Packaged in a stay-fresh container to maintain sealing power, this versatile sealant is perfect for both indoor and outdoor repairs, backed by a 1-year limited warranty and proudly made in the USA.












| ASIN | B0851N5CGM |
| Best Sellers Rank | #11,168 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #46 in Hardware Sealers |
| Brand Name | Flex Paste |
| Color | White |
| Compatible Material | Wood, Glass, Tile, Concrete, Aluminum, Metal, Brick, Stucco, Masonry, Copper, Fabric, Fiberglass, Ceramic, Porcelain, Natural Stones, Roofing, Pvc, Eifs, Cspe, Epdm, Hypalon Polyurethanes |
| Customer Reviews | 4.0 4.0 out of 5 stars (6,069) |
| Included Components | Item |
| Item Dimensions | 5 x 4.25 x 4.25 inches |
| Item Form | Paste |
| Item Highlight | Super thick rubber paste, fills gaps, cracks, holes, works underwater, paintable, UV resistant, walls, drywall, roof, RV |
| Item Type Name | Flex Paste PFSWHTR32 3 Lb. Tub - White |
| Item Weight | 3 pounds |
| Manufacturer | Swift Response, LLC |
| Material Type | Rubber |
| Model | PFSWHTR32 |
| Number of Items | 1 |
| Part Number | PFSWHTR32 |
| Style Name | 3 lb White |
| Supported Standards | ASTM C-920 |
| Surface Recommendation | Doors,Tub |
| UPC | 850010226842 |
| Unit Count | 48 Ounce |
| Warranty Description | 1 Year Limited |
| Water Resistance Level | Waterproof |
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