Which mortars work best with floor-heating and/or uncoupling membranes?
MAPEI recommends a polymer-modified thin-set mortar such as Keraflex RS under and over the membrane.
Be sure to carefully follow the water ratios and all other instructions listed on the products’ Technical Data Sheets.
Keraflex RS is a fast-setting, highly versatile, large-and-heavy-tile mortar and thin-set mortar for tile and stone installation on floors, walls and countertops. It is formulated as nonsag for walls…
Keraflex RS is a fast-setting, highly versatile, large-and-heavy-tile mortar…
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