Roofing Board Thickness

Always install wood side up.

Roofing board thickness.

Learn about tpo insulation and cover boards. Oriented strand board osb. Securock brand gypsum fiber roof boards are a fiber reinforced homogenous panel that provides strength and water resistance through to the core. Tpo insulation and cover boards.

Take the hassle out of rooftop challenges with flexible tpo accessories. Sheathing should be a minimum of 19 32 inch thick. R 7 5 scored squared edge rigid foam board insulation sheathing. 1 4 6 4 mm 1 16 1 6 mm width standard.

Densdeck roof boards can replace any generic type x gypsum board in any roof assembly in the ul fire resistance directory under the prefix. It provides exceptional bond and low absorption in adhered systems and offers sustainable design for all types of roofing systems including single ply fluid. 1 4 dens deck roof board. Never attach roof sheathing with staples.

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. R values 28 tested in accordance with astm c518 spannings. Get to know more about one of the most popular commercial roofing systems. Available wood thickness standard 7 16 or 5 8 thick rated 1 osb.

The greatest risks to roofs aren t always seen. Provides a strong nailable surface. Wood edges are routed 1 8 to allow for expansion and contraction of the wood. 1 4 spans flute widths up to 2 5 8.

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. 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. 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. Learn about tpo insulation and cover boards.

The typical thickness range for sheathing is 3 8 to 3 4 inch. 2 5 r value per of thickness. 4 1219 mm 1 8 3 mm.