Roof Sheathing Boards

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.

Roof sheathing boards.

With edge support and the same snow load 3 8 inch osb can be used. For pricing and availability. This type of roof sheathing is used under wood shingles and shakes which usually require ventilation on both sides of the roofing material. Shown to withstand delamination deterioration warping and jobsite damage more effectively than other roofing membrane substrates such as paper faced gypsum board fiber board and perlite insulation.

For pricing and availability. Slats of wood used for roof sheathing are lumber boards with face widths ranging from 4 to 12 inches. An excellent fire barrier densdeck roof boards feature a noncombustible core and inorganic surface that offer greater fire protection than other conventional commercial roofing products when applied over combustible roof decks and steel decks. Open sheathing also called skip sheathing is composed of boards spaced apart.

Generally you ll need to place two nails at each location where it makes contact with a roof truss. Benefits of densdeck roof board include. The boards are more attractive when viewed from underneath than rough plywood. Osb sheathing 15 32 cat ps2 10 osb sheathing application as 4 x 8.

The inch thick boards extend from the eaves just past the exterior walls where they butt up against the plywood roof sheathing. Thermostat 7 16 cat ps2 10 osb sheathing application as 4 x 8. Open sheathing may also be chosen for economic reasons but only if used with roofing systems such as metal or tile which.