What thickness of plywood should you use for a subfloor?

What thickness of plywood should you use for a subfloor?

about 5/8 inch
The minimum thickness of plywood for subflooring is about 5/8 inch. Since it does not hold fasteners as well as plywood, OSB must be a little thicker, or at least 23/32 inch.

Do you have to use tongue-and-groove plywood for subfloor?

For subflooring, you use tongue and groove plywood. The tongue and groove are only along the 8 foot edges. On the four foot edges, your seams will fall on joist tops, so no need for tongue and groove.

What are 3 common subfloor materials?

When it comes to a home flooring system, there are typically four subfloor options to choose from.

• Oriented Strand Board. Often mistakenly referred to as “plywood,” oriented strand board is the most common material used for a subfloor.
• Plywood.
• Particleboard.
• Concrete.

Should I use treated plywood for subfloor?

There’s no need to worry about making treated wood safer that is completely covered in other materials and hidden from access, such as subflooring. Pressure treated wood doesn’t release any gases or particulates that could harm you and your family.

Is 3/4 plywood OK for subfloor?

The recommended thickness of the plywood subfloor is governed by the spacing of the joists. Some experts suggest that 15/32-inch plywood should be standard if the underlying floor joists are spaced 16 inches apart or less, but slightly thicker 3/4-inch plywood should be used for joists spaced further apart.

Is it better to nail or screw subfloor?

Using code-approved screws rather than nails is the best option for avoiding movement. If using nails for subfloor installation, stick with ring-shank nails; smooth nails may withdraw easier, leading to squeaks.

What is the best wood for subfloor?

Plywood
Plywood is considered the most popular material used for subflooring, it has been used since the 1950s and remains one of the top choices for contractors. Standard plywood works perfectly fine as a subflooring material, but the best option is ¾” tongue-and-groove plywood subflooring.

Is Spruce plywood good for subfloor?

All wood subfloors must meet national and local building code guidelines. 1) PLYWOOD: Use only American Plywood Association (APA) underlayment grade plywood, minimum ¼”thickness. Manufacturer-certified poplar, birch and spruce plywood underlayment with a fully sanded face and exterior glue can also be used.

What is best material for subfloor?

Can you use 1/2 inch plywood flooring?

Can I use 1/2 inch plywood for flooring? – Quora. Sure, I do it all the time in sheds, or other areas where you don’t expect to walk through a lot. It usually requires the supporting joists be placed at 8 or 12 inches on center (apart).

What is the best material for a subfloor?

Plywood has been a standard subfloor material since the 1950s and remains the preferred subflooring for many builders. Standard plywood can be used for subfloors, but a better material is 3/4-inch tongue-and-groove plywood subflooring.

What is the best subflooring material?

The best type of sub-flooring material for a vinyl floor is plywood, tongue and groove wood, and concrete with no cracks. These materials, when installed correctly, will result in vinyl flooring that holds up well and looks beautiful.

What grade plywood to use for underlayment?

Ceramic Tile: Cement board is the preferred underlayment for tile. If you do choose to use plywood as underlayment for ceramic tile rather than cement board or fiber cement board , use 1/2 inch AC exterior grade plywood.

How thick should OSB subfloor be?

Oriented Strand Board. OSB can be used for subfloors, although it is not as common as CDX. For 19/32-inch-thick panels, the joists should be 20 inches on center. For 23/32-inch-thick panels, the joists should be at least 24 inches on center.