Product OverviewGorilla Waterproof Coat & Seal Spray is a flexible, weatherproof coating that seals out water, air and moisture. Perfect for stopping small leaks, this formula seals and protects by easily covering to create a heavy duty, watertight seal. It\u2019s durable and versatile, for use both indoors and out. Once cured, the product is waterproof and temperature resistant. Great for: Roofing, Gutters, Downpipes, Windows/uPVC, External Chimneys & Small Repairs on Caravans.\n--A flexible, weatherproof coating that seals out water, air and moisture\n--Gorilla Waterproof Coat & Seal Spray offers durable protection with its flexible and weatherproof formula\n--Ensuring reliable defense against the elements for various surfaces and applications\n--Effectively seals out water, air, and moisture, providing robust defense against the elements for long-lasting durability and reliability\n--Once cured, the product is weatherproof and temperature resistant\n--uitable for both x