Osb Roof Decking Which Side Up
Sheets must have a 1 8 inch expansion gap between them and should be secured to the rafters.
Osb roof decking which side up. Suitable applications include sheathing in walls flooring and roof decking. Reduces up to 97 of radiant heat. Half inch osb is suitable for rafter spacings up to 24 inches whether or not the edges are supported. The minimum osb panel size is 24 inches in any direction and each sheet end must rest on a rafter.
It reduces attic temperatures by up to 30 degrees fahrenheit and it blocks up to 97 of radiant heat. Osb sheathing which side out. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8. Install osb textured side up avoid installing osb with the textured side down.
Provide a 1 8 inch gap. Lay sheets in rows with the long edge horizontal to the roof bottom. However structurally there is no difference in how the panel will perform whether the side with the grade stamps is installed up or down. The textured surface helps flashing and waterproof underlay stay in place effectively.
I m halfway though sheeting the roof of my shipping container shop and already need to redo some of it. This reflection insulation also has high mechanical properties making it perfect for load bearing applications in construction. For pricing and availability. Answer osb roof panels should always be installed with the grade stamp facing into the attic and the screened surface with the nail guide lines facing up.
Zip system 5 8 cat ps2 10 tongue and groove osb sheathing application as 4 x 8. When the grade stamp is covered by roofing the building inspector will not be able to confirm that the correct osb roofing panel was used. Lp osb sheathing wood panels building products osb roof sheathing panels georgia pacific blue ribbon using osb sheathing as an air barrier vapor ecohome 5 tips for installing osb sheathing doityourself how to paint osb oriented strand board.