Roofing Board Thickness

Oriented strand board osb.

Roofing board thickness.

Get to know more about one of the most popular commercial roofing systems. Never attach roof sheathing with staples. Osb and plywood come in thicknesses ranging from 5 16 to 3 4 inch and the thickness needed for a particular roof depends on several factors including rafter spacing expected load and roof design. Tpo insulation and cover boards.

The greatest risks to roofs aren t always seen. Wood edges are routed 1 8 to allow for expansion and contraction of the wood. 1 4 dens deck roof board. Densdeck roof boards are utilized in a wide variety of roofing systems for new and re roofing applications as gypsum roof cover boards and thermal barriers.

R values 28 tested in accordance with astm c518 spannings. Densdeck roof boards can replace any generic type x gypsum board in any roof assembly in the ul fire resistance directory under the prefix. Learn about tpo insulation and cover boards. Roof sheathing comes in grid marked 4 by 8 foot sheets and should be installed perpendicular to the frame.

1 4 6 4 mm 1 16 1 6 mm width standard. Learn how adding a densdeck prime or densdeck stormx prime roof board to your roof assembly can help thwart the common damage inflicted by water wind fire puncture and more. Owens corning foamular 150 1 1 2 in. Securock brand gypsum fiber roof boards are a fiber reinforced homogenous panel that provides strength and water resistance through to the core.

The thickness of plywood used for roof decking depends on the roof slope the spacing of rafters and the weight of other material to be put over the decking as well as the design load the. 4 1219 mm 1 8 3 mm. 2 5 r value per of thickness. The typical thickness range for sheathing is 3 8 to 3 4 inch.

Learn about tpo insulation and cover boards. R 7 5 scored squared edge rigid foam board insulation sheathing. 8d ring shank nails should be used instead. Available wood thickness standard 7 16 or 5 8 thick rated 1 osb.

Provides a strong nailable surface. Always install wood side up. It provides exceptional bond and low absorption in adhered systems and offers sustainable design for all types of roofing systems including single ply fluid.