Dynaflex 230 Premium 100% Waterproof Indoor/outdoor Elastomeric Sealant, 10.1 Oz Tube, White

Provides superior flexibility and elongation to seal joints up to 2" wide and endures expansion and contraction without cracking or losing its seal. 100% waterproof and weatherproof. Won't crack, crumble or chalk. Excellent adhesion to a wide range of building materials including wood, MDF, fiber cement, vinyl, aluminum, PVC polystyrene and composite trim board. Paintable, easy gunning, smooth tooling and water clean-up. Cured sealant is mold- and mildew-resistant.