Osb Roof Decking

However osb is generally considered less resistant to water it swells in thickness when exposed to moisture and some people prefer plywood for roofs and subfloors.

Osb roof decking.

Click to add item 7 16 x 4 x 8 forcefield osb wall sheathing to the compare list. Suitability for roof sheathing. What is plywood or osb sheathing. For pricing and availability.

Over the years i have seen claims for plywood decking delaminating which can cause squeeks and knocks between the ply s. For pricing and availability. Install the panels tape the seams with hubers zip system tape and the building is rough dried in. For pricing and availability.

7 16 cat osb sheathing application as 2 x 4. Ship to store free. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8. In the u s roof sheathing is almost always composed of wood usually osb oriented strand board or plywood.

Select store buy. If your house was built since the late to mid 70 s you probably have plywood or oriented strand board osb also falsely called wafer board. The miami dade county board of county commissioners banned osb for use as roof sheathing after hurricane andrew destroyed thousands of homes in 1992. Both the national roofing contractors association and the asphalt roofing manufacturers association recommend the use of osb for roof sheathing as long as it bears.

Far too often i see osb sag between the trusses making your roof look wavy. 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. 7 16 cat osb sheathing application as 2 x 4. Although osb typically offers a higher shear rating which adds rigidity to your structure.

With edge support and the same snow load 3 8 inch osb can be used. Roof sheathing or decking is one of those elements. Osb is lightweight relatively inexpensive and strong enough to resist bending or breaking should someone walk on the roof. This type of roof deck is very stout and durable.

Typical types of wood used for roof sheathing are oriented strand board known as osb and plywood the most popular being osb. The only time it needs to be repaired is generally when it has had extensive exposure to moisture.