Flex Seal Liquid Black 32 oz | Waterproof Liquid Rubber Sealant Coating

The Flex Seal Liquid Black 32 oz is a high-performance liquid rubber sealant coating designed to stop leaks, seal cracks, and protect surfaces from moisture and corrosion. It dries into a thick, flexible, waterproof rubber layer with a bold black finish for maximum coverage and durability.

Ideal for indoor and outdoor applications, this pourable liquid rubber can be brushed, rolled, poured, or dipped, making it perfect for a wide range of sealing and repair projects. The black finish provides excellent UV resistance and blends well with roofs, gutters, foundations, and industrial surfaces.

Key Features:

• Black waterproof liquid rubber sealant

• 32 oz container for medium to large projects

• Flexible, durable, and weather-resistant

• Stops leaks, cracks, and corrosion

• Strong adhesion to wood, metal, concrete, PVC, rubber & more

• Easy application: brush, roll, pour, or dip

Common Uses:

• Roof repairs and flashing

• Gutters and downspouts

• Foundations and basements

• Automotive and marine repairs

• Industrial and DIY projects