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💧 Seal smart, live leak-free — the last caulk you’ll ever need!
Flex Caulk Hybrid Polymer Waterproof Sealant is a 3 oz clear, industrial-grade sealant designed for professional and DIY use. Featuring a no-gun-needed adjustable trigger flow nozzle, it delivers precise application on wet or dry surfaces. Its advanced hybrid polymer formula offers superior tensile strength (400 psi), resists UV and chemicals, and remains flexible without shrinking or cracking. The product is fully paintable and includes a Snap & Save cap to minimize waste, making it ideal for sealing bathrooms, kitchens, windows, and RVs with lasting waterproof protection.
| ASIN | B0DK9X348H |
| Best Sellers Rank | #110 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #1 in Adhesive Caulk |
| Brand Name | Flex Seal |
| Color | Clear |
| Customer Reviews | 4.2 4.2 out of 5 stars (95) |
| Full Cure Time | 4 hours |
| Included Components | Flex Caulk, Clear, 3 oz, 1-Pack |
| Item Form | Liquid |
| Item Highlight | No caulk gun needed, trigger flow nozzle, paintable, won't shrink or crack, seals wet or dry, bath, kitchen, sink, window, RV |
| Liquid Volume | 3 fluid ounces |
| Manufacturer | Swift Response, LLC |
| Material Type | Hybrid Polymer |
| Model | CFSCLRR100 |
| Number of Items | 1 |
| Part Number | CFSCLRR100 |
| Surface Recommendation | Tile |
| Tensile Strength | 400 psi |
| UPC | 810129870770 |
| Unit Count | 3 Fluid Ounces |
| Water Resistance Level | Waterproof |
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