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🔧 Seal smart, live leak-free—because your space deserves the best!
Flex Seal Caulk is a 9 oz hybrid polymer sealant designed for professional-grade waterproofing and weatherproofing. Its no-gun-needed, adjustable nozzle ensures clean, precise application on virtually any surface, wet or dry. Resistant to UV, chemicals, shrinking, and cracking, it’s fully paintable and ideal for indoor and outdoor use—from windows and doors to marine and automotive repairs.












| ASIN | B0D2F2DCXM |
| ASIN | B0D2F2DCXM |
| Best Sellers Rank | #80,713 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #496 in Hardware Sealers |
| Brand Name | Flex Seal |
| Color | White |
| Customer Reviews | 4.4 4.4 out of 5 stars (4,541) |
| Customer reviews | 4.4 4.4 out of 5 stars (4,541) |
| Date First Available | 24 May 2024 |
| Global Trade Identification Number | 00810129870756 |
| Included Components | Flex Caulk, White, 9 oz, 1-Pack |
| Item Form | Liquid |
| Item Weight | 255 Grams |
| Item model number | CFSWHTR675 |
| Liquid Volume | 9 Fluid Ounces |
| Manufacturer | Swift Response, LLC |
| Manufacturer | Swift Response, LLC |
| Material Type | Hybrid Polymer |
| Model | CFSWHTR675 |
| Number of Items | 1 |
| Part Number | CFSWHTR675 |
| Product Dimensions | 29.21 x 4.45 x 4.45 cm; 255 g |
| Surface Recommendation | Window |
| UPC | 810129870756 |
| Unit Count | 9 Fluid Ounces |
| Water Resistance Level | Waterproof |
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