R-AcrylicAd:
This liquid polymer additive may be added to MAC or VP Joint Grout mortars to produce a harder, more durable grout joint. R-AcrylicAd increases water repellency and stain resistance as well as adding improves flexural strength. This liquid additive is sun stable and improves color fast properties.

Advantages:
Improved stain resistance
Better water repellency
Increase flexural strength
can replace all or part of mixing water