Mapelastic AquaDefense is a premixed, advanced liquid-rubber, extremely quick-drying waterproofing and crack-isolation membrane for installation under ceramic tile or stone in residential, commercial and industrial environments.
Can you tile over MAPEI AquaDefense?
Mapelastic AquaDefense can be flood-tested after 12 hours of drying time, is IAPMO-listed for use as a shower-pan liner, and exceeds ANSI A118. 10 and ANSI A118. 12 standards. Very quick drying: Install tile after 30 to 50 minutes of drying time.
Does MAPEI AquaDefense need a primer?
Mapelastic AquaDefense Tanking Kit components are supplied ready to use, and areas can be ready to tile after just 4 hours without the need to prime.
Can you use AquaDefense on concrete?
MAPELASTIC AQUADEFENSE
Ready to use, flexible, ultra rapid drying waterproofing membrane for interior and exterior use in showers, wet rooms and on balconies*. Can be tiled after 4 hours. For use on screed, render, concrete, plywood and ceramic finishes.
Can I use AquaDefense on drywall?
I can give you the “technical” answer. Aquadefense can go over gypsum board, but only in “approved areas”. Building code (IRC, etc) prohibits using paper-faced gypsum board products as tile backer boards in showers and tub surrounds, even if the paper facing and the gypsum core of the wallboard are moisture resistant.
What mortar can I use over AquaDefense?
Mapelastic AquaDefense dries after about 30 to 50 minutes and is then ready to receive any MAPEI polymer or epoxy mortar.
Do I need to waterproof shower walls before tiling?
Applying a waterproofing sealer to cement backer board before tiling. Since a tile tub or shower surround gets wet, it requires a waterproof backing, rather than just drywall.
Is waterproof membrane necessary?
If you are concerned about the tile grouting that could be penetrated by water when using the shower, then it is important to install a waterproof membrane. This material will act as protection and water will be diverted toward the drain which could also prevent the formation of mold.
How long does MAPEI AquaDefense last?
Shelf life (Mapelastic AquaDefense) 2 years when stored in original unopened container Shelf life (optional Reinforcing Fabric) Unlimited (when stored in original unopened box) Flash point (Seta flash) Nonflammable Color Medium green when wet; dark green when dry Drying time between first and second coats When dark
How do you waterproof a drywall shower?
The best way to waterproof your drywall is to use a waterproofing primer. You can find both oil- and latex-based waterproofing primers made by most paint manufacturers. These products are created specifically to prevent mold and mildew on the surface to which they are applied.
How thick should AquaDefense be?
The final thickness of the two coats of Mapelastic AquaDefense must be at least 0.8 mm in order to create a robust, flexible and continuous film. Make sure there are no interruptions in the film caused by imperfections in the substrate.
How thick is AquaDefense?
Minimum applicable thickness: 0.8 mm in 2 coats. Storage: 24 months. Application: roller, brush or trowel. Consumption: 1.3 kg/m² per mm of thickness.
Is MAPEI ceramic tile mortar modified?
MAPEI’s Ceramic Tile Mortar, Porcelain Tile Mortar, Large Tile & Stone Mortar and Large-Format Floor & Wall Tile Mortar contain polymer and are considered modified.
Does Thinset stick to waterproof membranes?
Pre-mixed thinset mortar does not adhere well to waterproof membranes. Instead, it’s essential to use unmixed, powdered mortar. If a pre-mixed thinset is used, it will not adhere well to the waterproofing membrane. This can cause tiles to pop off once the mortar dries.
Can I use regular drywall in a shower?
Since bathrooms are both wet and humid, you shouldn’t use regular drywall. Regular drywall is porous, which means it can absorb moisture. This moisture will lead to mold, mildew, and rotting.
Can Redgard be used on drywall?
Drywall is not a suitable substrate for Redgard. You should remove the drywall and hang CBU or another appropriate tile backer.
