How do you use AquaDefense?

Asked By: Oiher Fuerderer | Last Updated: 21st January, 2020
Category: style and fashion bath and shower
4.2/5 (118 Views . 36 Votes)
Apply Mapelastic AquaDefense liquid 6" (15 cm) on both sides of the cracks, control joints, corners and coves, using a paintbrush. Let dry to a dark green color. 2. Apply 2nd coat and let dry.

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Likewise, people ask, what is AquaDefense?

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.

Additionally, can you use AquaDefense on drywall? No. AquaDefense is not approved for showers constructed with drywall.

People also ask, how long does AquaDefense take to dry?

12 hours

Can you paint over AquaDefense?

Mapelastic AquaDefense can be applied with a paint brush or 3/8" nap paint roller.

25 Related Question Answers Found

How do I install AquaDefense?

Apply Mapelastic AquaDefense liquid 6" (15 cm) on both sides of the cracks, control joints, corners and coves, using a paintbrush. Let dry to a dark green color. 2. Apply 2nd coat and let dry.

What is mapelastic AquaDefense?

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.

What is Red Guard waterproofing?

RedGard Waterproofing and Crack Prevention Membrane is a ready-to-use, liquid formula that creates a seamless waterproof barrier and prevents common cracks from occurring in tile, stone and grout. RedGard is easy to apply and dries quickly.

Can you use Mapei AquaDefense on plasterboard?

plasterboard (for internal applications only); existing coatings in ceramic, terrazzo and stone; cementitious render. Mapei Mapelastic AquaDefense is a totally solvent-free, ready-to-use,ultra-quick drying, one-component light blue synthetic resin based paste in water dispersion.

Can you tile right over redguard?


You''ll be fine with thinset over Redguard on walls. It's recommended for waterproofing niches, shelves, and entire shower walls when tar paper or poly are not used as a vapor barrier behind the CBU.

Will Thinset stick to Aquadefense?

Aquadefense is a great waterproofing product. Thinset mortar will adhere to it that's what it's specifically manufactured for. It requires the use of a polymer modified / latex modified thinset mortar. Check out the library shower construction thread to make sure that you built your shower correctly so far.

How soon can you tile after waterproofing?

After 4 hours of letting the waterproofing dry, start tiling.

How long should Thinset dry before waterproofing?

Allow the RedGard membrane to cure for 1 to 1 1/2 hours. The color will turn from pink to a solid red sheet with no pink spots when it is fully dry. It is most important that you wait for the color of the product to turn completely red as ambient conditions will make the dry time vary.

How long does waterproofing spray take to dry?

Dry time: Consider how long it takes the item to dry once you apply the spray. Allowing the item to fully dry is necessary when using a waterproof spray. A waterproof spray that takes 48 hours to dry is not going to be effective if you need it for a camping trip in two hours.

Can you waterproof drywall?


Yes, you can make drywall pretty much waterproof if you coat it on all sides and edges with water-based urethane before you install it. The secret tip to making the drywall waterproof is to coat the paper surfaces of the drywall, including the edges, with clear water-based urethane BEFORE you finish the drywall.

Can you use redguard on drywall?

It's true that RedGard can be used on drywall, but when all their product information is carefully considered, it is not the case that RedGard can be used on Drywall in a wet area. As far as I can tell, there is no industry standard that supports the use of a liquid membrane on drywall in a wet area.

Can I use normal drywall in a bathroom?

You can hang drywall in the bathroom but not the same type that you hang in the rest of the house. Bathroom drywall must be moisture-resistant, and it's colored green to distinguish it from the regular variety. It isn't appropriate for areas that actually get wet, however, such as shower and tub surrounds.

Do I need to waterproof shower walls before tiling?

Prepping for shower tile is different than the prepping for tile on drywall. A shower is considered a wet application, so you need to waterproof the foundation, which you'll learn how to do in these instructions. After the waterproofing step, the instructions are the same as if you were installing tile on drywall.

Do you have to waterproof Hardibacker board?

In fact, it can be submersed under water indfinitely and maintain its structural integrity. However, when a product is characterized as "water resistant," it means it is impermeable, able to repel water. Most concrete backer-boards on the market today are not water-resistant, but all are waterproof.

Can you paint over waterproof membrane?


As long as you use a good primer, you should be OK, though. You can apply thinset over the RedGard and prime and paint over that.

Can you tile over Sheetrock in a shower?

The bottom line is that drywall (and this includes moisture resistant drywall) should never be used behind tile in wet areas (showers and tub-shower combinations). This is especially important in a shower located on an outside wall, but also helps even if the shower is on an inside wall.

What goes behind a tub surround?

The insulation behind the tub or shower should be equivalent to the insulation in the rest of the exterior walls and should be covered with an air barrier of cement backer board, rigid foam insulation, or non-paper-faced drywall that is sealed at the edges and seams to provide a continuous air seal.