Bostik 425™ Multi-Purpose Acrylic Latex Admixture is a high solids acrylic emulsion designed to improve the performance of Bostik Glass-Mate™, Single-Flex^® FS, Tile-Mate^® mortars, Hydroment^® Ceramic Tile Grout™, Hydroment^® Dry Tile Grout™, UltraFinish™ Pro, Webcrete^® 95, UltraRamp™ and job site prepared mortar beds.

Where to Use

• Interior and exterior floors

• Interior and exterior walls

Substrates

• Plywood sub-floors

• Porcelain tiles

• Gypsum board

• Cementious backer boards

• KEY FEATURES

• Mortar, grout and patch admixture

• Improved water resistance

• Improved freeze/thaw resistance