Osb For Shed Roof
Using oriented strand board is a tested way of reducing costs for building your shed.
Osb for shed roof. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24. However there are some sceptics out there who doubt the strength and durability of osb. 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. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
With edge support and the same snow load 3 8 inch osb can be used. Underneath the shingles is osb sheathing. However moisture has a way of finding its way into a structure. Using oriented strand board osb for shed walls floors and roofs.
Osb is fine all the way around. Plywood with similar propertiescurrently costs about 30 more for an equivalent thickness. The osb thickness will be based on the rafter spacing. Thicknesses range from 5 16 to 3 4 inch and the proper one to use.
7 16 will be fine for 16 on center and 5 8 for 24 on center rafters. This is a type of engineered particleboard made specifically for covering the roof of a shed or dwelling. Good enough for houses good enough for a shed.