Overview Flex Caulk by Flex Seal combines waterproof performance with weatherproof flexibility in a single, easy-to-use tube. Built on an advanced hybrid polymer formulation, it won’t shrink, crack, or become brittle over time, making it suitable for both indoor and outdoor projects. The 9...

Meet Flex Caulk by Flex Seal — a versatile sealant designed to guard joints and seams across a wide range of surfaces. This 9 oz tube pair is ready for everything from small bathroom seams to larger exterior joints, delivering a clean, paint-ready finish...

Overview Flex Caulk is a versatile sealant designed to tackle everyday sealing tasks with ease. Built with an advanced hybrid polymer, it offers a reliable, flexible barrier against the elements. The clear formula blends in with many surfaces, from bathroom tiles to wood trim,...

Flex Caulk Clear is a waterproof and weatherproof hybrid sealant designed for a wide range of indoor and outdoor sealing tasks. Its transparent finish blends with trims, tile, glass, and most surfaces while delivering a durable barrier against moisture, air leaks, and temperature shifts....

Fast, reliable leak protection in one spray Flex Seal 14 oz white spray-on sealant delivers a fast, mess-free way to stop leaks and shield surfaces from water intrusion. As it cures, it seeps into cracks and holes and dries to a waterproof, rubberized coating...

Overview Meet Flex Seal Clear 14 oz—a fast, spray-on solution designed to coat, seal, and protect problem spots around your home and projects. When it dries, the product forms a clear, waterproof rubberized coating that remains flexible and paintable, so repairs can blend with...

Extreme strength for real-world repairs Flex Seal Epoxy Extreme Liquid is designed to deliver a robust seal in demanding settings. The formula aims for a high-strength bond that resists stresses from vibration, temperature changes, and exposure to fuels and chemicals. While outcomes can vary...

OverviewFlex Seal MAX 17 oz Clear spray sealant is designed for quick, mess-free leak repair and surface protection. The clear coating dries to a watertight, flexible rubberized film that can be painted later to blend with the surface. The formula is lightweight and easy...