Do I Need Treated Plywood For Shed Floor

You ll also need to cut a small area off the ends of each sheet of plywood.

Do i need treated plywood for shed floor.

Use pressure treated 3 4 inch construction grade exterior plywood for the floor. Plywood is a necessity in many diy and construction projects but not every type of plywood works for every project. The shed floor supports can be either joists or bearers. 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.

The floor decking material is the structural floor that is supported on the joists bearers. I ve built sheds with concrete floors and treated wood floors and both have stood the test of time. The many types of plywood can differ in materials number of layers rating and grade. The choice of which is dependent on the type of support you want to use for your shed.

On the shed walls use exterior rated 1 2 inch plywood for a waterproof finished look and 3 4 inch cdx plywood on the roof for strength. Building a shed floor is actually pretty straightforward. All of these need to be resistant to occasional exposure to. Use 1 2 inch pressure treated plywood in a light duty shed.

Perry mastrovito design pics getty images. Ordinary exterior grade plywood is made with weather resistant glue but the wood itself is not particularly rot resistant. It can be either timber planks osb or plywood. You ll find one half in.

This is why pressure treated plywood is best for a shed floor. Thick plywood works well for wall and roof sheathing but use at least five eighths in. Plywood for your shed floor. Using 3 4 inch thick pressure treated plywood for your shed floor is the most economical choice and will last you 20 years if done well.

A waterproof wood floor system for a shed starts with a floor framing system just like an outdoor deck. It s solid won t sag and protects the substructure and is easy to sweep. Note that this requirement is only for exterior walls as these may wick moisture onto the lumber. For basic storage of hand tools such as rakes shovels trimmers and others 1 2 inch pressure treated plywood as a shed floor will.

Interior walls are within a climate controlled environment and are presumed to be free of moisture. I used three sheets of inch or 23 32 thick 4 x 8 foot pressure treated plywood for the floor. Pressure treated wood is required whenever you attach framing lumber or furring strips directly to concrete or other exterior masonry walls below grade. Cut and fasten plywood sheets to the frame.