Plywood Flooring Thickness

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.

Plywood flooring thickness.

The most common thickness of plywood is 1 2 inch but plywood thickness can range from 1 8 inch to 3 4 inches. The recommended thickness of the plywood subfloor is governed by the spacing of the joists. Plywood is often sold in 1 4 1 2 or 3 4 nominal thicknesses but the actual thickness is often 1 32 thinner. It is rot resistant with knots replaced with football shaped plugs to give it a smooth moisture resistant surface.

A 3 4 sheet is actually 23 32 thick. It adds proven performance and durability to new homes room additions and renovations. The thickness of plywood panels in a subfloor is regulated by the. The plywood must be exterior grade for all wet areas and it has to be installed in such a way that the joints between each layer do not line up using what is known as a stagger pattern to keep the pieces from ever lining up.

Plywood flooring thickness is important for proper weight distribution. The recommended shed floor plywood thickness is 3 4 inch pressure treated exterior grade cdx plywood. Because the actual thickness may vary measuring the plywood is the only accurate way to determine its thickness. The thickness needed for subflooring depends on the type of floor that will go on top and the primary purpose for the subfloor.

Plywood sheathing is ideal for residential and light plywood sheathing is ideal for residential and light construction and every piece meets the highest grading standards for strength and appearance. Plywood comes in a variety of thicknesses beginning at 1 8 inch and increasing to 1 inch. Plywood flooring thickness is important for proper weight distribution. The thickness of your plywood subfloor depends on the joist spans.

The most common plywood uses include support for floors walls roofs and garages in residential construction. What is the actual thickness of a sheet of plywood. This type of plywood won t sag when used on a 12 inches joist structure. Attic storage might be a good idea but other issues such as insulation joist spacing and intended usage should be taken into consideration.

The subfloor is the decking installed on top of flooring joists. Plywood is the most common type of subflooring. The finished floor is then installed on top of the subfloor.