DAP is a manufacturer of latex caulks, silicone sealants, adhesives, insulating foams, and patch & repair products. Dap Alex Plus Painter’s Caulk, Silicone, 4000 Sub-Floor adhesives and their other professional and commercial grade installation and sealing products. Trust PaintSupply.com for a complete selection of Dap products, delivered to you in the quantities needed to maintain your facility, manufacture your product or complete your project. Show More >>