Dura Seal Instant Leak Sealer Spray (454 g / 16 oz.) – RV & Marine Elastomeric Coating

Protect your RV, trailer, or boat from unexpected leaks with the Dura Seal Instant Leak Sealer Spray. Formulated for rapid-curing results, this easy-to-use aerosol elastomer creates a flexible, waterproof seal on contact—ideal for emergency repairs and preventative maintenance. Designed to perform in extreme conditions, Dura Seal adheres to a wide variety of surfaces and withstands temperatures from -34°C to 93°C (-30°F to 200°F). Whether you’re sealing cracks, pinholes, or joints, this versatile sealant offers a lasting bond that won’t peel or crack over time. Perfect for RV roofs, vents, seams, tanks, and plumbing areas, this professional-grade spray-on coating is a must-have in every RV owner’s toolbox.

• Quick-setting formula – Dries rapidly to form a durable, elastomeric seal
• Wide temperature resistance – Withstands conditions from -34°C to 93°C (-30°F to 200°F)
• Aerosol convenience – Easy spray application with no mess or tools required
• Multi-surface adhesion – Bonds to most substrates such as metal, plastic, wood, rubber, and more
• Waterproof protection – Ideal for sealing leaks, pinholes, and cracks on RVs, boats, and off-grid applications
• Prevents further damage – Creates a long-lasting barrier against moisture and weather elements

Don’t let leaks disrupt your adventure—keep Dura Seal leak sealer on hand for fast, reliable repairs that get you back on the road with confidence!