TREMproof RT Plus is a two-component, acrylic-modified cementitious waterproofing coating designed for internal tank waterproofing and negative side applications. Withstanding 250 kPa (25m) of hydrostatic pressure and certified to AS 4020:2018 for drinking water contact, it's the professional choice for OSD tanks, retaining walls, and planter boxes. Can be applied to green concrete.