KEY LASTIC SWS is a fluid applied, seamless waterproofing system for concrete floors, decks, overhead walkways and other exterior surfaces that must remain watertight to moisture intrusion and protect occupied areas beneath. Key Lastic SWS exhibits excellent adhesion and abrasion, impact and chemical resistance. Its elastomeric properties will allow for horizontal movement of up to 1/8 inch without fracturing. The surface characteristics of Key Lastic SWS can be varied to accommodate the degree of skid-resistance, the decorative appearance and the chemical resistance.