








💧 Seal it. Protect it. Flex it. The ultimate leak-stopper for pros on the go!
Flex Seal MAX is a 17 oz black spray-on rubberized sealant that instantly stops leaks by forming a waterproof, flexible coating. Engineered to withstand extreme temperatures without cracking or peeling, it offers a durable, paintable finish ideal for a wide range of surfaces including roofs, gutters, RVs, and windows. Trusted by thousands with a 4.5-star rating, it’s the go-to solution for fast, reliable leak protection and surface restoration.












| ASIN | B0916SG7S3 |
| Best Sellers Rank | #44,751 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #278 in Hardware Sealers |
| Brand | Flex Seal |
| Brand Name | Flex Seal |
| Color | Black |
| Compatible Material | Rubber |
| Customer Reviews | 4.5 out of 5 stars 10,314 Reviews |
| Included Components | Household Item |
| Item Dimensions | 25.4 x 7 x 7 centimeters |
| Item Form | Spray |
| Item Type Name | Flex Seal FSMAXBLK24 Flex Seal Max - Black 17 Oz. Spray |
| Item Weight | 590 g |
| Item dimensions L x W x H | 25.4 x 7 x 7 centimeters |
| Item height | 2.75 inches |
| Item weight | 590 g |
| Manufacturer | Swift Response |
| Material | Plastic |
| Material Type | Plastic |
| Style | MAX - Black, 17 oz. |
| Style Name | MAX - Black, 17 oz. |
| Surface Recommendation | Roof |
| UPC | 850010226927 |
| Unit Count | 1 Count |
| Water Resistance Level | Waterproof |
| Water resistance level | Waterproof |
A**F
Poor prodect
Not useable
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