Best Type Of Plywood For Bathroom Subfloor

23 32 cat ps1 09 tongue and groove douglas fir subfloor application as 4 x 8.

Best type of plywood for bathroom subfloor.

Plywood underlayment adds strength to a floor. The best subfloor for bathrooms that you can install is inch cdx or exterior grade plywood. Traditionally exterior grade plywood has been the subfloor material of choice for many bathroom flooring projects. The recommended thickness of the plywood subfloor is governed by the spacing of the joists.

Plywood is made by gluing alternating layers of wood veneer. Cdx plywood in particular is used often because it has a high level of resistance to moisture and humidity. Most construction experts use 3 inch steel screws for plywood subfloors. In addition to installing exterior grade plywood for your subfloor you will also want to consider appropriate underlayment.

Item 12182 model 231331. The shortest ones are 1 1 14 inches while the longest are 3 inches. The subfloor rests directly on. While osb is the most popular structural panel cdx plywood is the most popular type of traditional.

The second layer of flooring is the underlayment. These numbers indicate the diameter or thickness of the screws. What type of plywood to use for a subfloor. Tongue and groove plywood is manufactured specifically for subfloors.

In addition you ll find that steel screws come in a number of different lengths. What type of plywood for bathroom floor. 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. Unlike traditional plywoods which laminate multiple layers of veneer osb uses.