ICO Lastic Gun Grade is a two part,100% solids epoxy-modified urethane. With elongation of 140%, it combines the elastomeric properties of a urethane with the excellent dry and damp adhesion of an epoxy. Normally applied by roller or squeegee down to a minimum thickness of 20 mils, ICO Lastic Gun Grade offers an impermeable moisture barrier against standing water. Applied by trowel it can also be used for interior expansion joints where moderate movement is expected. At minimum 60 mil thick applications, ICO Lastic Gun Grade offers excellent crack bridging characteristics for inside or outside concrete structures. It will withstand light to moderate tow motor and automobile traffic.