A one-part, moisture-curing, fast skinning commercial grade sealant. Provides a permanent, waterproof seal when filling exterior gaps, joints and cracks. Paintable, meets or exceeds Federal Spec TT-S 00230C, Type II, Class A and ASTM C-920, Type S, Grade NS, and Class 25. Ideal for use on windows, sidings, ducts and vents.
