Mastic Masters installs mastic,caulking,sealant or elastomeric polyurethane, a self leveling epoxy, in joints for driveways, pools, walkways, decks, parking lots and most other expansion/control joints.We also offer Pressure Washing services Concrete and Natural Stone Sealers that will last 7 to 10 years. We install Silicone and Slab Gasket to give you more choices for your expansion joint conumdrum.