DAP DynaFlex 230 Premium Waterproof Silicone Elastomeric Sealant, Clear, 300-mL

The DAP DynaFlex 230 Premium Elastomeric Sealant, Clear, 300-mL, provides a long-lasting, waterproof seal to help weatherize your home. Its flexible formula handles movement around windows, doors, and trim without cracking while remaining mold and mildew-resistant. Use it to seal air leaks that sap energy efficiency and boost utility bills, helping your home feel comfortably cozy year-round. With a simple water clean-up and the ability to be painted over, this premium caulk is easy to apply yet delivers the reliable performance you expect from a silicone sealant. Ideal for interior and exterior use, Meets ASTM Specification C920.