Flex Seal Spray – Liquid Rubber in a Can

Flex Seal Spray is a thick, rubberized liquid that sprays out smoothly, penetrates cracks and holes, and dries to a watertight, flexible coating. Designed to stop leaks fast, this all-purpose sealant is perfect for a wide variety of indoor and outdoor repairs. Once dry, it can be painted any color for a seamless finish.

Key Features

Watertight & Flexible – Seals cracks and holes while remaining flexible to prevent future leaks.
Weatherproof Protection – Shields against water, air, and moisture for long-lasting durability.
Works on Wet & Dry Surfaces – Apply directly to a variety of materials, even in damp conditions.
Paintable & UV-Resistant – Customize the finish with any color and enjoy UV resistance for outdoor use.
Easy Spray Application – Convenient aerosol can allows for precise and effortless application.
Multi-Purpose Use – Ideal for a range of repairs, from roofing and gutters to furniture and vehicles.

Common Uses & Applications

✔ Roof & Gutter Repair – Prevents leaks and extends the life of your roofing and gutters.
✔ Weatherproofing – Seals out water and air to protect foundations, walls, and concrete.
✔ Indoor & Outdoor Projects – Versatile enough for home repairs, DIY projects, and professional applications.
✔ Pool & Pool Equipment Sealing – Provides a waterproof barrier for leaks and cracks.
✔ RV & Motorhome Repairs – Reinforces and waterproofs seals and edges.
✔ Auto & Boat Maintenance – Protects against rust, cracks, and leaks.
✔ Bathroom Fixes – Seals gaps in showers, sinks, and tubs.
✔ Furniture Repair – Enhances longevity by sealing and protecting surfaces.

Compatible Surfaces

Flex Seal Spray adheres to a wide variety of materials, including:

Wood & Metal
Tile & Concrete
Masonry & Fabric
Glass & Plastic
Aluminum & Porcelain
Drywall & Rubber
Cement & Some Vinyl Surfaces

Application Tips for Best Results

Surface Preparation – Ensure the area is clean, dry, and free of grease or dirt before application.
Shake Well Before Use – Hold the can 8 to 12 inches away from the surface and spray evenly.
Apply in Multiple Thin Coats – Build up layers rather than applying a single thick coat.
Feather the Edges – Extend beyond the repair area to ensure complete coverage.
Allow to Dry Fully –
- Cures in 24-48 hours
- If light passes through the seal, apply additional coats.
Test for Leaks – Once fully cured, check for remaining gaps and apply extra coats if necessary.

Important Storage & Usage Notes

Use at Temperatures Above 60ºF (15ºC) – For optimal adhesion and performance.
Store in a Cool, Dry Place – Keep away from heat sources and direct sunlight.
For Best Coverage – Shake can before each use and maintain a steady spraying motion.

Flex Seal Spray – The Ultimate Leak Sealer

Whether you're tackling home repairs, vehicle maintenance, or outdoor projects, Flex Seal Spray provides a fast, easy, and long-lasting solution to leaks and cracks.

Flex Seal Black 14 OZ