Purple drywall is both mold and moisture resistant, and is another great choice to use in bathrooms, but it's much more forgiving than green board when it comes into contact with water. You can use purple drywall for the ceiling and/or upper walls of a shower, for example.
In your bathroom, the forecast always calls for a chance of showers – or maybe a bubble bath. That's why easy-to-install PURPLE XP® Drywall is moisture-, mold- and mildew-resistant, so you can keep walls and ceilings fresh and clean for years to come.
While all drywall is naturally fire-resistant, PURPLE drywall is unique because it also resists moisture, mold and mildew. Some PURPLE drywall products also stand up to scratches, scuffs, dents and sound. This means added value and peace of mind regardless of steamy showers, roughhousing kids or band practice.
Among all these drywall variants, the most suitable ones for your bathroom are cement, purple, blue, green, and paperless sheetrock drywalls. Because they are highly resistant to mold and mildew, you can use them for creating the partitions in your bath spaces.
Both purple and green drywall are water-resistant, but they are not considered waterproof products. Both drywalls can withstand areas exposed to water for some time, but they may still obtain damage if they are in direct contact with water for a long time.
Since purple board drywall can endure all types of conditions, you can install it in any room in your house. But, we especially recommend it in areas where you need high water resistance. This may include the bathroom or basement.
When sheetrock is used in the shower area it will most likely fail due to the fact that it is moisture resistant and not water proof. Once water infiltrates under the tile sheetrock becomes susceptible to water damage and may crumble.
For drywall contractors, installing PURPLE high-performance drywall provided by National Gypsum Company is a great solution to help control the impact of mold and moisture in high-humidity areas of a home, such as basements or bathrooms.
“Green drywall (also known as greenboard) is only moisture-resistant. PURPLE®drywall, only made by National Gypsum, is superior because it offers moisture, mold and mildew resistance. In addition, many PURPLE® drywall products offer added benefits, including resistance to scratches, scuffs, dents and sound.
Purple drywall resists moisture, mold and mildew. In addition, Purple drywall also resists scratches , scuffs and dents so it's good choice for high-traffic areas. Purple drywall is about 30% more expensive than regular drywall. Here is a collection of tips for preventing bathroom mold.
PURPLE XP® is a specially treated, mold- and fire-resistant paper-faced gypsum board that provides Xtra Protection (XP) against mold and mildew compared to standard gypsum board. The XP gypsum core is encased in heavy, mold-, mildew- and moisture-resistant, 100% recycled PURPLE paper on the face.
Simply put, acrylic panels have the look and style of tiles but without the mold, moisture, and cracking problems. A completely non-porous and waterproof material, it can be used to cover a full wall or as a decorative wainscoting wall accent. Acrylic is one of the most cost-effective materials for your bathroom.
Acrylic is a top option for the shower walls because it is relatively affordable, offers outstanding mold-resistance, and it is available in a wide assortment of colors, textures, and designs to meet just about any style.
Once everything is furred correctly, hang your sheetrock all the way up to within ¼” or less of the enclosure and then apply caulk to fill the small border between the drywall and the shower or bath unit.
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.
What is a shower tile backer board? A shower backer board can act as a waterproofing barrier in between your shower and the wall. Traditional shower wall boards are made out of Portland cement, and they also come along with fiberglass reinforcements.
Greenboard drywall is a type of drywall with a paper facing that has been treated with a waxy coating and chemicals that resist moisture and mildew. It is well suited for finishing walls in humid locations, but should be avoided for very wet locations, such as showers and tub surrounds.
If it's a cement board, you need a vapor barrier, because cement retains moisture, which means the wood next to it is always damp.
When using a standard cement board for a waterproofed shower enclosure, installers must also apply a liquid waterproofing membrane on the entire wall structure. With PermaBASE WP, they need to apply waterproofing/sealant only at joint seams, fastener heads/penetrations and exposed edges.
Liquid Waterproofing Membrane
After it dries it turns into an elastomeric (rubber like) layer which stays flexible. This is the cheapest and easiest way to waterproof your shower walls and shower floor and it does provide good protection in most cases if applied correctly.
Blue Board Drywall- Blue board drywall is another moisture resistant drywall that is used for veneer plastering. It has high water and mold resistance as well as unique absorption qualities. This type of drywall is often used in bathrooms and other rooms with a lot of moisture.
The most popular way to waterproof your drywall is to use oil- or latex-based waterproofing primer. These primers are made by most paint manufacturers and are designed to prevent mold and mildew from growing on the surface of your drywall.