When should you use 5/8 drywall?

When should you use 5/8 drywall?

5/8-Inch-Thick Drywall These panels are commonly used for ceilings or for walls that require a prescribed fire-resistant rating. When installed on ceilings, 5/8-inch-thick panels are less susceptible to sagging between the joists than 1/2-inch panels.

Where is Firecode drywall required?

In residences, fire-rated drywall is typically required by building codes to be installed in a few of these places: Near furnace and utility rooms. Places where a wood stove is used. Garages and especially the garage walls that separate that area from the main house.

Can you use 1/2 drywall basement ceiling?

Drywall Size – Basement Drywall Thickness The most commonly installed thickness, per my extensive Google searching, is 1/2 inch. This is what I had installed in my basement. TIP: If your ceiling joist are 24″ on center instead of 16″ then you need to use 3/8th’s for the ceiling instead of 1/2 inch.

Why do you use 5/8 drywall on the ceiling?

The reason most builders use 5/8″ sheetrock on the ceiling is that that thickness of sheetrock is much stiffer. Another reason to go with a 5/8″ on the ceiling is that you will greatly reduce the chance of the sheetrock bowing between the ceiling joist, especially if they’re on 24″ centers.

Does a basement ceiling need to be fire rated?

Fire blocking is required by most local building code departments when a home owner finishes their basement. Any penetrations through the block have to be scaled with caulk or fire rated insulation. This means to install it correctly can be time consuming.

What thickness drywall do I need?

The most common thickness of drywall used in residential interior construction is 1/2 inch. This material is recommended for walls with studs placed 16 inches on center. If the wall studs are placed 24 inches on center, a 5/8-inch drywall is recommended.

What size sheetrock thickness is used on a typical residential ceiling?

One-half inch
One-half inch panels are standard on the ceiling. Drywall comes in large, flat, gypsum-core panels wrapped with a strong, paper skin. The panels, which are 4-feet wide, are available in lengths ranging from 8 to 16 feet.

What’s the fire rating on 5/8 drywall?

1 hour
The 5/8-inch, “fire-code” drywall (called Type X) increases a wall’s fire rating to a minimum of 1 hour, from the 30-minute rating for standard ½-inch drywall. And it’s not just thickness that makes the difference. Type X has a denser core and contains glass fibers that keep it from crumbling in the heat.

What drywall should be used for 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.

What is code for a basement ceiling?

Building to Code The International Residential Code (IRC) says a basement living space must have a clear, floor-to-ceiling height of at least 7 feet (6 feet for bathrooms).

How much does 5/8-inch drywall weigh?

A 4 x 8-foot sheet of standard 5/8-inch thick drywall weighs 74 pounds, and a 23 percent reduction in weight offered by ultralight can be significant.

Do I need fire rated drywall in basement?

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. They are also required in any egress area in the apartment building.

Is 5/8 inch required for a residential ceiling?

Yet another person has told me that 5/8″ is specifically required for residential ceilings. I’ve been unable to confirm the specific thickness requirements in the IBC. International Residential Code (IRC) has a table for that.

How much drywall do I need for a two storey house?

In a two storey house, is 5/8″ drywall required on the ceiling of both the first floor ceiling and the upstairs ceiling? Or is it only required between the second floor ceiling and attic space as a fire separation? Thickness of gypsum board has nothing to do with upstairs or downstairs.

What size drywall do I need for a 24 inch wall?

This type comes recommended for walls that have studs placed up to 16 inches in the center. But incase the studs have been placed 24 inches on the center then a 5/8 inch drywall will be appropriate.

Which type of drywall should you use for the ceiling?

Drywall ceilings have been widely adopted recently simply because they are customizable and have fire resistance capabilities. So which drywall should you use for the ceiling? Well, you could use the square edge drywall, the fire-resistant drywall or the soundproof drywall.