DAP Dynaflex 800 20.3 Oz. Sausage Pack Advanced Window, Door, Siding, & Trim Polymer Sealant - White

Dap DynaFlex 800 Advanced All Weather Sealant is a premium exterior elastomeric sealant for all weather application, developed for professional siding, window and door installations. This formula stays flexible and won't crack or shrink to provide a long-lasting, flexible seal that prevents water and air intrusion.