Can I Use 7 16 Osb For Roof Sheathing

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Can i use 7 16 osb for roof sheathing.

A strong resilient roof is a home s first line of defense when the roof deck is exposed to weather. What is going on here. I only use 1 2 osb on roof sheathing but the apa rating of the osb does allow for 24 centers now the fact that you are on 16 centers 7 16 would be fine although i probably would still use 1 2 out of habit. The 24 16 rating of 7 16 osb will pass code for any standard construction walls roof.

View more benefits view less benefits zip system building enclosures are designed to streamline design and construction. Thicknesses range from 5 16 to 3 4 inch and the proper. 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. Most roofs look fine yet some roofs show sag.

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. Zip system roof assembly combines our revolutionary integrated sheathing and flashing tape or liquid flashing to provide a sealed roof for protection against moisture intrusion during construction or if high winds strip the roof covering away. Zip system wall sheathing and tape has been rated 1 in quality every year since 2015 in builder magazine s annual brand use studies. You don t need to worry about that.

Typical framing details are to use 7 16 osb for roof framing on 24 centers. However there is a common reason to upgrade the thickness of the roof sheathing as explained above. Is it improper installation. With edge support and the same snow load 3 8 inch osb can be used.

Osb comes in 4 by 8 foot sheets as does plywood but the manufacturing process allows the production of longer and wider ones. 7 16 cat ps2 10 osb sheathing application as 4 x 9. The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.