Type C is an industry phrase to designate enhanced gypsum panels that exceed the requirements for Type X gypsum board in ASTM C1396. Type C panels typically have a shrinkage-compensating additive, and when exposed to heat, the Type C gypsum board expands providing more fire-resistance at joints and seams.
What is Type C fire rating?
Type C drywall is known as the more durable version of Type X—there are more glass fibers in this product as well as more vermiculite components, giving it a fire resistance of 2-4 hours. You can find this product at your local drywall and insulation store in 1/2” and 5/8” thickness.
Is Type C drywall fire rated?
Type C drywall is the improved version of the x type. This fire-rated drywall type is available in 1/2” and 5/8” thicknesses and its gypsum core still consists of glass fibers.
Is Firecode drywall mold-resistant?
Sheetrock® Brand Mold Tough® Panels Firecode® X (UL Type SCX) are 5/8 in. (15.9 mm) Type X panels that feature a noncombustible, moisture-resistant gypsum core that is encased in moisture-and mold-resistant, 100% recycled green face and brown back papers.Is Type C drywall moisture resistant?
Sheetrock® Brand Mold Tough® Panels Firecode® C (UL Type C) are 1/2 in. (12.7 mm) enhanced proprietary Type X gypsum panels that feature a noncombustible, moisture-resistant gypsum core that is encased in moisture- and mold-resistant, 100% recycled green face and brown back papers.
Can Type C drywall be used on walls?
Noncombustible (as described and tested in accordance with ASTM E136) ToughRock® Fireguard C® Gypsum Board is designed for use in a variety of interior drywall applications for wall and ceiling construction in assemblies with a designated fire-resistant rating.
What type of drywall is used in commercial buildings?
Regular drywall, often called white board, is the most common type used in ceilings and walls in homes and commercial projects.
What is the fire rating for 1/2 drywall?
The fire rating for the 1/2-inch drywall used throughout the rest of the home is 30 minutes. As added benefits, Type X absorbs sound slightly better and is slightly stronger than conventional 3/8-inch or 1/2-inch drywall.Where is type C drywall used?
The core of Type C also contains a shrinkage-compensating additive called vermiculite, designed to extend the fire-rating even further by expanding in the presence of fire. Ever since then, Type C panels have been widely used in ceiling applications, whereas Type X has been used for walls.
What kind of drywall do you use in a shower?Greenboard Drywall Definition Cement backer board such as Durock is best used for tile in highly wet applications such as shower stalls, with greenboard and other water-resistant drywall panels kept only to high-humidity areas.
Article first time published onWhat is purple drywall?
National Gypsum has developed Purple drywall that is moisture, mold, and mildew resistant. This means less water and mold damage in homes keeping construction debris from landfills. In addition, within the line of Purple drywall products, are sheets that stand up to abuse and impact.
What kind of drywall do you use in a bathroom?
Green. Green drywall is a type of drywall that’s mold resistant and is used in applications where moisture can be an issue—so most commonly, bathrooms. To maximize the mold resistance, use mold-resistant drywall mud, aka joint compound. Green drywall generally costs about 20% more than regular drywall.
What kind of drywall do you use in a basement?
Basement Board: This type of drywall, usually used in basements, has a standard core and mold-resistant face and back paper. It’s not as effective as standard mold and moisture-resistant drywall, but it’s less expensive.
Can I use regular drywall in my garage?
What Type of Drywall Should I Use for My Garage? For the majority of your garage, you can use standard 1/2 inch drywall. For the ceiling and wall abutting the house (if this is an attached garage), you should use 5/8-inch sheetrock or type X fire-rated drywall. Always check your local building codes.
How do they make mold resistant drywall?
Use a material other than paper for the outer layer on the drywall panels. This form of mold-resistant drywall typically uses fiberglass mesh instead of paper for the facing and backing. Because fiberglass is a non-organic material, mold has no food source necessary to colonize for it to colonize.
What are 3 different types of drywall?
- 1/4-Inch Drywall: The thinnest of all the options, 1/4-inch drywall is most commonly used as a skimming material. …
- 3/8-Inch Drywall: …
- 1/2-Inch Drywall: …
- 5/8-Inch Drywall:
What is the strongest drywall anchor?
Traditional metal toggle bolts are the strongest of the bunch, but they’re not the simplest to install because they require drilling a hole that’s approximately three times wider than the diameter of the bolt (necessary to insert the anchor).
Is purple drywall waterproof?
No. 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.
How much does 5/8 Type C drywall weigh?
The Weight of a Sheet of Drywall A 5/8″ sheet of drywall, which is used to achieve fire ratings, typically weighs a little over 70 pounds.
Is all gypsum board fire rated?
All gypsum panels are fire resistant and produced in a range of thicknesses, core formulations and optional special performance enhancements.
What is code for drywall in a garage?
R302. 6 Dwelling/garage fire separation: The wall between a house and garage must be separated by 1/2″ drywall. This also applies to structural members, and this extends to the attic in a common-sense type of way; the garage needs to be separated from the house.
What is the best backer board for a shower?
Cement board is a good, reliable backer board that works well on both floors and walls. Keep in mind that most tile setters err on the side of caution and brush a waterproofing membrane on top of cement board when it is in wet areas like showers or tub surrounds.
What material is used behind shower walls?
Install cement board behind tub and shower enclosures. Install cement board or an equivalent moisture-resistant backing material on walls behind tub and shower enclosures composed of tile or panel assemblies with caulked joints.
Can I use purple board in a shower?
Ensure your bathroom is an oasis, not a petri dish 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.
What is green drywall?
Green board drywall, also known as moisture-resistant drywall, has a green covering that makes it more resistant to moisture than regular drywall. … It is also often used as a tile backer in limited wet areas such as bathroom and basement walls, plus kitchens, and laundry and utility rooms.
What is the best drywall for moisture?
Specially treated gypsum panels are a good choice for bathroom walls and other damp areas–but don’t use them in shower enclosures or other very wet spaces. Moisture/mold-resistant drywall has a distinctive green face paper and a darker, moisture-resistant backing paper.
Do I need mold resistant drywall in bathroom?
Installing moisture resistant drywall in the bathroom can help prevent growth of mold. … Regular drywall will not protect your property from water and mold damage. You will have to replace your cheap drywall if it’s exposed to moisture or mold.
Is it OK to use regular drywall in bathroom?
Drywall for bathrooms has special moisture-, mold- and mildew-resistant qualities, but it’s not 100 percent waterproof. Tub and shower surrounds require the use of other materials like backer board, but it’s common to use green board or MMR drywall on the walls and ceilings.
How thick should bathroom drywall be?
For thickness 1/2″ (12mm) is generally sufficient but 5/8″ (15mm) is better. For residential construction 1/2 thick drywall for entire bathroom. Only exception is using what is called a Green board or a concrete board around tubs and showers.
How thick should basement drywall be?
Drywall Size – Basement Drywall Thickness The most commonly installed thickness, per my extensive Google searching, is 1/2 inch.
Does basement drywall need to be fire rated?
A: Yes, any space requiring an area separation wall (a wall separating adjacent living units) like apartments, condos and townhouses, uses a fire-rated system.
