What Type Of Plywood For Floor

The subfloor is the decking installed on top of flooring joists.

What type of plywood for floor. The sky s the limit when it comes to design and since your painted plywood floor will be covered with a few coats of polyurethane you can use virtually any paint even artist type paints for. The thickness of plywood. Plywood is a necessity in many diy and construction projects but not every type of plywood works for every project. This guide will explain the different uses of plywood as well as popular plywood sheet sizes and its rating and grade system so that you can choose the best plywood for your project.

Different plywoods use various materials and methods of manufacture depending on the application for which they re intended. The many types of plywood can differ in materials number of layers rating and grade. Although the name implies that these woods aren t as strong as others you might be surprised to know that construction workers typically use softwoods for exterior frame sheathing roof sheathing and sub flooring. 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.

The finished floor is then installed on top of the subfloor. The national wood flooring association recommends a minimum plywood panel thickness of 7 8 inch for joist spans of 19 2 to 24 inches and a minimum plywood panel thickness of 5 8 inch for joist spans of 16 inches or less. It can also be used under hardwood laminate and carpet but this is much less common these days because subflooring is typically smooth enough for these materials many of which are installed with a different type of underlayment or pad. The most common uses for plywood include support for floors walls roofs and garages in residential construction.

Plywood underlayment is a thin plywood material that is most commonly used under resilient flooring materials such as vinyl and linoleum sheets and tiles. What size plywood do i use for a subfloor. The recommended thickness of the plywood subfloor is governed by the spacing of the joists. If your plywood subfloor is too thin it might not cope with the load and it might creak or squeak when you walk on it.

The types of wood species that are used in engineered plywood include ash oak birch maple cedar spruce and pine. Plywood gets its strength from thin strips of wood called plies or veneers layered at right angles to one another then compressed and bonded. Other types of engineered wood include sanded plywood specialty boards and project panels. A subfloor is a wooden structural substrate to which durable finished flooring is attached.

Different types of wood.