Sashco 10.5 oz. Big Stretch White Acrylic Caulk

Sashco Big Stretch acrylic caulk is a high-performance water-based elastomeric sealant engineered for powerful adhesion and superior elasticity. Designed to prevent brittle cracking, it moves with the structure to provide a permanently flexible, weatherproof, and waterproof seal. Suitable for both interior and exterior applications, this smooth-flowing formula adheres to a wide variety of building materials including vinyl windows, siding, doors, eaves, and crown molding. It is paintable, environmentally safe, and cleans up easily with water.