A ready-to-use, roller-applied, latex, waterproofing and anti-fracture membrane. This material is to be applied beneath thin set ceramic tile installations, on vertical and horizontal surfaces. With a 1 hour drying time, it offers a fast installation for commercial or residential applications. Apply over concrete, cement block walls, cement backer board, exterior grade plywood ( interior, dry installations only ) and mortar beds. GoldPlus™ exceeds ANSI A118.10 and A118.12 for waterproofing and crack isolation.