New Type Waterproof Sealant Mastic

Description

    The New Type Waterproof Sealant Mastic is a heavy-duty, all-purpose sealant designed to deliver long-lasting protection against water, leaks, and weather wear. It forms a durable, flexible, waterproof barrier over surfaces like roofs, gutters, bathroom corners, pipes and foundations. Ideal for indoor or outdoor use, it solves the headache of persistent moisture damage, cracks, or unreliable old-school sealants — one application gives you a seamless, resilient seal that resists mold, UV exposure, and temperature swings.15 grams per pack.