Thicknesses range from 5 16 to 3 4 inch and the proper one to use.
Osb roof decking thickness.
The thickness required by josh s circumstances are good for roof snow loads of up to 70 psf again spanning 24.
Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.
Because of its construction some manufacturers actually make larger sheets of osb.
Product may vary by store.
1 inch 25 4 mm.
They can range from the standard 4 x 8 piece to a 4 x 9 or even a 4 x 10.
Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8.
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.
With edge support and the same snow load 3 8 inch osb can be used.
For pricing and availability.
For pricing and availability.
Osb is a material with high mechanical properties osb is a material with high mechanical properties that make it particularly suitable for load bearing applications in construction.
However you might find that osb can better suit your needs than plywood for the roof.
Oriented strand board 660663 the home depot.
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.
Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb.
More product details close.
Oriented strand board is an excellent choice for roof deck wall and subfloor sheathing.
Floor or roof sheathing conforming with this table shall be deemed to meet the design criteria of section 2304 7.
The most common uses are as sheathing in walls flooring and roof decking.
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.
We re in dallas so we don t engineer for tremendous live loads for an asphalt shingle and we feel comfortable with 16 oc rafter spacing and 7 16 osb decking.
Installation details shall conform to sections 2304 7 1 and 2304 7 2 for floor and roof sheathing respectively.