Why isn't Mapelastic AquaDefense membrane bonding to the cement board?
New cement board will often come with a fine dust on the surface of the board. So, it is very important to clean the surface of the cement board and to allow the surface to dry before applying Mapelastic AquaDefense. Usually, wiping the cement board with a damp (not wet) sponge will effectively remove the dust.
Premium Waterproofing and Crack-Isolation Membrane Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation…
Premium Waterproofing and Crack-Isolation Membrane Mapelastic AquaDefense is a…
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