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To meet the requirements of ANSI A118. 12, apply two coats of RedGard at a rate of 50 sq. ft. per gallon each coat.
How many coats of RedGard do you put in a shower?
Unless you have a steam shower or something similar, two coats would probably be enough. It’s up to you. These products shrink a bit as they dry so you must make sure that it has not shrunk enough to create holes or voids in places such as corners and seams. You need a full coating for the product to be effective.
Can you tile directly over redguard?
If you want to tile over RedGard, you can use thinset mortar and tile directly on the shower wall. Mix mortar in small batches and apply it to the shower wall a small area at a time. Use a notch tile trowel to spread mortar whenever you tile over RedGard.
How long to let RedGard dry before second coat?
The product is dry when it turns solid red with no pink showing, normally 1-1/2 to 2 hours. Depending on ambient conditions, drying time can take up to 12 hours. A water test can be conducted 72 hours after application if required.
Do you need 2 coats of RedGard?
To meet the requirements of ANSI A118. 12, apply two coats of RedGard at a rate of 50 sq. ft. per gallon each coat.
Do you need two coats of RedGard?
When dry, apply at least one full coat of RedGard® to the primed area. When used as a vapor barrier, apply one full coat (20 to 25 mils wet) where vapor transmission is up to 8 lbs per 1000 sq. ft per day and two full coats (20 to 25 mils wet each coat) where vapor transmission is up to 12 lbs per 1000 sq. ft per day.
Do you need to use RedGard over cement board?
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.
Will thinset stick to RedGard?
Powdered, unmodified thinset mortar will stick to RedGard waterproofing membrane and securely fuse your tile in place. DO NOT use a premixed thinset mortar—it will not stick to RedGard. Use a powdered thinset mortar you mix yourself. Mix your powdered mortar with cool water until it reaches peanut butter consistency.
How soon can I tile after applying 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.
Can you tile over waterproof membrane?
It is safe to tile over waterproof membrane. In fact, most shower installation systems these days are designed for you to install a waterproofing membrane or waterproof backer board prior to installation. You can also install floor tile directly over the elastomeric membrane.
How long does it take for waterproofing to cure?
Full Cure is reached within 3-5 days (depending on temperature and humidity). To ensure the best waterproofing for your builds be sure to fully understand the requirements of the waterproofing system and allocate time based on substrate conditions, and dry and cure times of the selected waterproofing system.
How long is redguard good for?
$179.99 Container Size 1 Gal. Shelf Life 18 Mo. Brand RedGard UPC 00010186764375 Package Quantity 1.
Should I RedGard the shower pan?
Using a direct bonded waterproofing membrane (RedGard is such) on the interior of your shower walls over a traditional shower pan is fine. Do only the walls, not any part of the floor. Read and follow the manufacturer’s instructions carefully, including the part about priming the walls.
Do you have to waterproof cement board?
Hardiebacker (James Hardie): the use of a waterproof membrane, vapor barrier or vapor. retarding membrane is optional unless the local building code requires it.
Should you waterproof cement board?
Although most backerboards currently available won’t fall apart when exposed to moisture and are somewhat water-resistant, they aren’t waterproof. To prevent moisture from seeping through to the wood or metal studs beneath the tile, a barrier or sealant must be used on porous materials.
How do you waterproof a green board?
Water may seep through grout and cause mold to grow on the greenboard. Instead, use cement backer board or some other waterproof drywall product in those situations.
Can redguard be used on Greenboard?
Put the green board up, coat it with redgard, stick on your tiles. The water will just wick to the other areas not covered in redgard or get behind the green board and leak somewhere else.
What is purple drywall?
Our most versatile drywall product, PURPLE XP® Drywall is moisture-, mold- and mildew-resistant and ideal for almost every room in the home. Performance. Fire Resistant, Improve Air Quality, Mold & Mildew Resistant, Moisture Resistant. Project Area.
Can you tile right over green board?
Tile walls can set easily on greenboard. Tile installations take to almost any substrate or backerboard, and their natural resistance to staining and moisture invasion makes them ideal for floors and walls in many homes. Once your greenboard is installed, move on to installing the tile to finish up your surface.
