Comes in two colors 40lb bag
ARDEX X 4™ is a polymer modified mortar for setting most types of tile including mosaics and natural stone* over common interior surfaces including exterior grade plywood, as well as over exterior concrete and masonry surfaces. ARDEX X 4 mortar can be used to set porcelain tiles on horizontal exterior concrete or masonry surfaces.
- Ideal for large format tile and stone
- Use for porcelain, quarry, ceramic and most natural stone* tiles
- Use above and below uncoupling membranes
- Easy to mix and apply
- 3-hour pot life
- Interior or exterior use; water and frost resistant