StormGuard 920 is a one-part, neutral cure, 100% RTV silicone sealant formulated for use anywhere there is a need for a water-tight and or airtight seal.  It forms a strong, flexible, durable and water resistant seal for joints by providing excellent adhesion to most non-porous surfaces.  It is specially formulated for weather resistant external window and door applications including skylights, baths, showers, sinks, trim, gutters, roof flashing, vents and pipes.
30 minute rain ready and won’t shrink or crack!