QA

Question: How Thick Is Standard Drywall

Most drywall measures 1/2-inch thick. It’s the most common choice for interior walls because they are easy to carry and hang. If weight is a concern, consider ultra-light half-inch drywall.

What is the actual thickness of 1/2 inch drywall?

Drywall is sold in several standard thicknesses: 1/4-inch (6.35mm) 3/8-inch (9.52mm) 1/2-inch (12.7mm).

How thick is modern drywall?

Most modern homes have ½-inch thickness drywall sheets. It is suitable for wood and steel frames.

Can you use 3/8 drywall wall?

If there is no building code requirement for ceilings in your area, you have a choice to make. The most common size used is ½ inch, although other sizes may be used for particular purposes. Yes, you can use a 3/8″ drywall for a ceiling. To prevent sagging ensure ceiling frames supporting the drywall are 16″ apart.

What is the most common drywall thickness?

Most drywall measures 1/2-inch thick. It’s the most common choice for interior walls because they are easy to carry and hang. If weight is a concern, consider ultra-light half-inch drywall.

How thick is drywall in a garage?

Drywall is the easiest and most economical covering for your garage ceiling. Use 5/8-in. -thick drywall if your trusses or rafters are spaced 24 in. apart.

How thick is a standard interior wall?

A two-by-four wall stud is 3 ½ inches wide, and an interior wall typically has ½-inch drywall installed on both sides, bringing the wall thickness to 4 ½ inches. Walls that contain plumbing, such as walls behind sinks, however, should be thicker than standard walls.

Is sheetrock better than drywall?

Drywall and sheetrock are really the same thing. Sheetrock is a brand of drywall patented by the US Gypsum Company. Both are used to make walls and ceilings. Aside from a few chemicals that allow the sheetrock formula to be patented, there is really no practical difference between drywall and sheetrock whatsoever.

What thickness drywall is used for ceilings?

5/8-Inch-Thick Drywall When installed on ceilings, 5/8-inch-thick panels are less susceptible to sagging between the joists than 1/2-inch panels. Adding popcorn texture or another type of heavy surfacing material can add to the weight problem, making 5/8-inch drywall a better choice for ceilings.

How thick are my walls?

Most interior walls are constructed with 2-by-4 framing, and each 2-by-4 has a nominal width of 3 1/2 inches. Drywall typically covers both sides, and it’s usually 1/2 inch thick, which makes the wall 4 1/2 inches thick. Door jambs are typically milled to this width so the edges of the jabs come flush with the walls.

Is it better to hang drywall vertical or horizontal?

On commercial jobs, fire codes often require seams to fall on the entire length of the framing, so the drywall must be hung vertically. For walls 9 feet high or shorter, hanging the drywall horizontally has a number of benefits. Fewer seams. Horizontal hanging reduces the lineal footage of seams by about 25%.

Can you put two layers of drywall on ceiling?

Install the second layer of drywall on both the ceilings and the walls, with the sheets fitted at a 90-degree angle to the first layer. As with the first layer, cover the ceiling first before the walls. The ceiling screws and wall nails need to be longer to accommodate the extra thickness of the second drywall layer.

Should I sheetrock walls or ceiling first?

When hanging drywall, always hang the ceiling first. This is the hardest drywall to hang, so get a partner and go slow. Large cracks due to misaligned sheets are hard to repair because the extra mud required to fill them will constantly fall out and drop to the floor (or worse, down the back of your neck!).

How far apart are studs?

The general spacing for wall studs is 16 inches on center, but they can be 24 inches. At my home, the exterior wall studs are spaced at 24-inch centers, but the interior walls are 16 inches on center.

Can you drywall ceiling?

If you want to hang new drywall over an old ceiling, you first need to find the joists. Mark the joist position on the wall or framing. One more thing, this mark should indicate the center of the joist because two drywall pieces get screwed into one joist to create a drywall seam.

Should you drywall a garage?

Drywall your garage for the cleanest finished look. Drywall, in combination with insulation, can help to keep your garage climate-controlled all year long. Drywalling your garage is an excellent way to improve the room and make it seem more like an extension of your home.

What type of drywall should be used in a kitchens?

Green board drywall sheets can be a great choice for kitchens. Their extra thickness provides a little soundproofing that makes it easier to cook without getting distracted. They are also resistant to fire and water damage, which makes your kitchen safe from serious damage problems.

What kind of drywall do you use for a garage ceiling?

Standard drywall panels contain compressed particles of gypsum covered with thick paper. That’s fine in your home, but unless you’re finishing your garage as a living space, complete with insulation and a heat and air system, moisture-resistant drywall is preferable.

Can you drywall an unheated garage?

Can you drywall an unheated garage? Yes. The biggest thing to worry about is moisture, not heat. A climate controlled garage helps to minimize the risk of mold and rot, but you can still add drywall and add heating or air conditioning later, if necessary.

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.

How thick is a interior commercial wall?

The minimum thickness for commercial walls is generally 5½ inches, with 7¼ inches the most typical thickness (reinforced with 1.3 to 2.5 psf of reinforcing).

How thick should outside walls be?

Essentially all home and building designs can accommodate ICF construction. However, the standard thickness of ICF exterior walls is 12 inches, reducing room sizes and minimizing the home’s square footage.

What is the minimum thickness of a stud wall?

Timber stud walls are usually just over 5 inches in thickness. This includes the combined thickness of your studs (either 70 or 100mm), two plasterboard sheets (each 12.5mm in thickness) and the skim plaster finishes.