Osb Roof Sheathing Thickness Canada

For the curious 7 16 osb has a span rating of 24 16 and with supports every 24 inches is good for a roof live load of 40 psf pounds per square foot with a 10 psf dead load.

Osb roof sheathing thickness canada.

In addition design values for osb construction sheathing are listed in csa o86 allowing for engineering design of roof sheathing wall sheathing and floor sheathing using osb conforming to csa o325. The span rating on floor span panels appears as a single. Price match guarantee free shipping on eligible orders. Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones.

Compare products read reviews get the best deals. Or for floor sheathing over supports spaced up to 16 inches o c. Sheathing conforming to csa o325 is referenced in part 9 of the national building code of canada nbc. Spacing in inches for roof sheathing.

The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24. Never attach roof sheathing with staples. Installation manual zip system sheathing wall and roof zip system sheathing and tape fact sheet integrated sheathing or housewrap white paper zip system brand brochure house of brands brochure view all. That in a nutshell is the one big advantage plywood holds over osb.

Thicknesses range from 5 16 to 3 4 inch and the proper. Sheathing should be a minimum of 19 32 inch thick. Thickness or rating 1 the thickness or rating of roof sheathing on a flat roof used as a walking deck shall conform to either table 9 23 14 5 a. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.

Scroll down 01. The second number is the maximum o c. The greater ability a wall has to dry the more durable it will be and everyone. Shop osb top brands at lowe s canada online store.

2 the thickness or rating of roof sheathing on a roof not used as a walking deck shall conform to either table 9 23 15 7 a. The typical thickness range for sheathing is 3 8 to 3 4 inch. The ontario building code thickness or rating 9 23 15 7. A panel marked 32 16 may be used for roof sheathing over supports spaced up to 32 inches o c.

Support spacing when the panel is used for subflooring.