Versatile 400ml Waterproof Spray for Roofs & Gutters. ULTIMATE WATERPROOF SEALANT: Stop Leak Sealer Spray provides advanced, long-lasting leak protection for gutters, flat roofs, and more. Trusted to act as an instant leak sealer, it is perfect for fast fix repairs and protection for guttering, flat roofs, shed roofs, drain pipes, caravans and more.
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