Osb For Shed Roofing

7 16 cat osb sheathing application as 2 x 4.

Osb for shed roofing.

It can withstand moisture for a brief period of time but may become warped and delaminated with consistent exposure to the elements. Most construction sites will consider the use of either osb or plywood for the roof. Watch this now to learn how to avoid this same pr. I put 5 8 osb on the roof of the 8x12 shed i built this summer 16 centered rafters.

As with plywood osb typically comes in 4 ft. Cdx plywood is a construction grade type of plywood that is designed for exposure to the elements. Can oriented strand board osb be used for roofing. Sheets of 7 16 inch thick with no edge support can be used in an area where the snow load is 30 pounds per square foot.

You might get by with 7 16 plywood but even that would be iffy. And hey it was on sale. Thick osb does a fine job sheathing the walls and roof of a shed it is a bottom of the barrel sheet material for several reasons. Oriented strand board isn t plywood nor is it a type of particleboard fiberboard or wafer board and although it is a newcomer to a plywood.

Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. In the case of a subfloor deformations left in the osb after it dries can lead to wavy flooring. With edge support and the same snow load 3 8 inch osb can be used. 7 16 osb really isn t adequate for your roof even if you re running rafters on 16 centers.

Plywood with similar properties currently costs about 30 more for an equivalent thickness. I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. Using oriented strand board osb for shed walls floors and roofs using oriented strand board is a tested way of reducing costs for building your shed. Despite its common use as such we don t recommend using osb for subfloors but that s really just for aesthetic reasons.

Osb is made of chips of softwood glued together in a semi random pattern. New homes will usually see a few rainfalls before a roof is on and as noted above osb doesn t handle moisture well. And while seven sixteenth in.