Roof Sheathing Thickness Osb

Thicknesses range from 5 16 to 3 4 inch and the proper one to use.

Roof sheathing thickness osb.

Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively. Osb roof decking thickness 7 16 1 2 or 5 8 currently we space rafters 16 oc and use 7 16 osb with h clips. For pricing and availability. With edge support and the same snow load 3 8 inch osb can be used.

For pricing and availability. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood. Oriented strand board 660663 the home depot. Provides exceptional dimensional stability and stiffness.

Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. 1 inch 25 4 mm. Oriented strand board is an excellent choice for roof deck wall and subfloor sheathing.

That will suffice on a roof with rafters set 16 inches apart with minimal roof loads. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7. Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.

Roof sheathing or decking is one of those elements. 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. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8. Most roofs will be sheathed in plywood at least 3 8 inch thick.