Does Lowes carry Red Guard?

Asked By: Raza Lepri | Last Updated: 24th March, 2020
Category: style and fashion bath and shower
4/5 (693 Views . 18 Votes)
MAPEI Mapelastic Aquadefense 1-Gallon Indoor/Outdoor Membrane at Lowes.com.

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Also asked, does tile adhere to RedGard?

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.

Similarly, where do you use Red Guard? Apply the membrane to the bottom of the flange. The drain should be fully supported, without movement, and should be even with the plane of the substrate. Apply the RedGard membrane around drain.

Secondly, do you need to use Red Guard?

You do not need to use the Redgard. Millions of showers have been built with out using a waterproofing. However, the information coming down the pike these days is that a surface water-proofer under the tile eliminates the need for a moisture barrier on the studs and it will extend the life of the facility.

Is Red Guard waterproof?

A ready-to-use elastomeric waterproofing membrane for both commercial and residential tile and stone application. Suited for interior and exterior substrates, RedGard® creates a continuous waterproof membrane barrier with outstanding adhesion and reduces crack transmission in tile and stone floors.

39 Related Question Answers Found

Can I use RedGard on shower floor?

redgard is not a code approved method of shower pan lining. use cpe liner with pre slope the mud bed then redgard the mud if you want.

Do I need to use RedGard over Hardibacker?

Either you use a vapor barrier behind the hardi, or you can use a waterproofing system (like redgard) over the hardi, but you should not do both. As Vic mentioned, hardi isn't waterproof, so no sense in being concerned with the seams. Hardi, while not waterproof will not be affected by water. Water will do it no harm.

Do you need to use RedGard over cement board?

As long as it's Cement Board & not some crappy "almost" cement board stuff. You really don't need the RedGard, but the more protection the betterso go for it. And yes, you can do the boards beforehand. But, hit the filled seams & screws (your weak points) as soon as a panel is ready to give it some time to setup.

Can I put RedGard over Kerdi?


1) No, it won't interfere with the performance or adversely effect it. RedGuard is not harder to adhere to. There is no reason to use both products although it can be easier to use the RedGuard in corners and niches without the build up you can get with kerdi.

Can you put RedGard 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 you paint over Red Guard?

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. Joint compound is reactivated when it absorbs water and can cause problems like mold and blistering or delamination of paint film.

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.

Should you put cement board under a tub?

You don't need any cement board under the tub. It is far more important to have a sturdy layer of ply under the tub.

Do you have to seal cement board before tiling?


Does Backerboard Need Sealant? Whether you're laying down a new tile floor or installing a shower, you may use a sheathing material such as backerboard. Although most backerboards currently available won't fall apart when exposed to moisture and are somewhat water-resistant, they aren't waterproof.

Does cement board need to be waterproofed?

“A waterproof membrane or vapor retarder membrane must be specified to prevent moisture intrusion and protect adjacent building materials.” ~B412 Bathtub or shower with prefabricated receptor. Cement board or Fiber-cement board. Consult local building code for moisture barrier requirements.”

Does RedGard smell?

It's solvent based and once it evaporates, it leaves the coating. Redgard is probably the premixed version of c-cure, like you can buy some glues premixed. The smell of Redgard (or Laticrete 9235) has never bothered me, but I had a customer one time that was profoundly affected by the odor of the 9235.

What is the best backer board for a shower?

Tile Backer Board Breakdown
  • Foam boards are lightweight, easy to cut, and a completely waterproof. Pictured: Wedi Board tile backer board.
  • Schluter approves Kerdi over drywall.
  • Hardibacker is the best known fiber cement board.
  • Cement board has improved over the years and is easier to work with.

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.

How long should mortar cure before RedGard?


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.

Is Thinset waterproof?

As Jason described, thinset itself isn't waterproof. It isn't degraded by water, and does resist the flow of water (somewhat), but definately does not "waterproof" any tile installation the way a membrane will.

What is the best shower waterproofing system?

The most well-known example would be the Kerdi Shower system by Schluter Systems. But there are many other products- Laticrete has a Hydroban sheet membrane shower waterproofing system and there's the USG Durock Shower system.