Roof Board Weight

Oriented strand board osb com ply.

Roof board weight. Sitka spruce douglas fir and southern yellow pine. The table provides the weight of lumber produced from three commonly used tree species. Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other. 2 tested in accordance with astm c473 method b.

Each type of roof board is uniquely designed to help protect your roof when used as a fire barrier thermal barrier coverboard recoverboard or parapet wall. 0 80 mm steel sheet. 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. Rigid roof insulation board.

The following table provides the approximate weight dead load self weight per linear foot of the various sizes of dimensional lumber also called structural lumber or finished lumber used in building construction in the us. It s light weight provides ease of handling. Actual weight may vary based on manufacturing location and other factors. 1 4 dens deck roof board.

The greatest risks to roofs aren t always seen. A built up roof for example will typically include the built up membrane itself with or without gravel as well as some kind of insulation and cover board which will vary in thickness from roof to roof. 1 4 spans flute widths up to 2 5 8. None asphalt roll roofing 1 1 lb m ft 2 5 4 kg m 2 asphalt shingle or asphalt fiberglass composite shingle 2 7 lb m ft 2 13 2 kg m 2.

When it comes to estimating the weight of an existing roof field verification of the in place construction is necessary. 3 tested in accordance with astm c518 heat flow meter. The weight of roofing constructions above the truss rafter may be estimated with the calculator below. 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.

Securock roof boards are a portfolio of high performance roof boards to meet the needs of your low slope commercial roofing project.