425™
Multi-Purpose Acrylic Latex Admixture
Product overview
425 Multi-Purpose Acrylic Latex Admixture is a high solids acrylic emulsion specifically designed to enhance 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. This admixture ensures improved durability and reliability for various tile installations.
Geographic availability
- Canada
- United States
Smart Advantages
Mortar, grout and patch admixture
Improved water resistance
Improved freeze/thaw resistance
Where to Use Bostik 425
- Interior and exterior floors
- Interior and exterior walls
Substrates
- Plywood sub-floors
- Porcelain tiles
- Gypsum board
- Cementious backer boards
- Waterproofing membranes
- Crack isolation membranes
Related market & applications

Other Building Chemicals
- Admixtures & Additives
