Plywood Or Decking For Roof

When it comes to choosing what kind of plywood you need for the roof it is important to understand the basic categories that you can choose from.

Plywood or decking for roof.

Sheathing sizes osb and plywood come in thicknesses ranging from 5 16 to 3 4 inch and the thickness needed for a particular roof depends on several factors including rafter spacing expected load. Tongue and groove plywood or osb sheathing plank sheathing. Plywood typically comes in 4 8 ft. What kind of plywood for the roof.

The minimum thickness of plywood used for roofing is 3 8 th of an inch. Plywood sheathing delivers outstanding stiffness strength and versatility. Plywood is made with three or more layers of thin wood glued together with the grain. The minimum plywood for roofing plywood is layers of wood.

Even though it isn t visible it is very important to the structure of your home. Many factors affect thickness. Foot and with a maximum of spacing of 16 inches between rafters. Most construction sites will consider the use of either osb or plywood for the roof.

Cdx plywood is a construction grade type of plywood that is designed for exposure to the elements. It adds proven performance and durability to new homes room additions and renovations. It can withstand moisture for a brief period of time but may become warped and delaminated with consistent exposure to the elements. The thickness of plywood used for roof decking depends on the roof slope the spacing of.

Find plywood sheathing plywood at lowe s today. Sometimes referred to as roof sheathing or a roof deck this plywood acts as a foundation for the layers of underlay and the shingles on your roof and connects the roof to the frame of the house. As a quick primer in plywood each side is rated from a to d. One side is usually better quality than the other c in this case.

There are three types of wood roof decks. This kind of plywood can be used on roofs with minimal load. Steeper rather than flatter roofs will have lesser load per sq. The common grade of plywood for roof sheathing is cdx.

Unfortunately because the roof sheathing isn t normally visible damage can go unnoticed by homeowners. It is an excellent choice for light frame wall and roof assemblies in weather protected applications. Severe weather 1 2 in common douglas fir plywood sheathing application as 4 x 8.