Roof Cover Board R Value

Provides significantly more thermal insulation r value than wood fiber or gypsum boards.

Roof cover board r value.

Roofing products commercial roofing products insulation and cover boards. Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment. An exceptional fire barrier thermal barrier and re cover board used in various commercial roofing systems. Calculate percent improvement in r value.

This also means easy hoisting staging and maneuvering around the roof. Hail is damaging to insulation but by using a cover board the impact is minimized. Insulation and cover boards. The increase r21 r3 exactly 18 the value by which you are increasing the r value.

The greatest risks to roofs aren t always seen. A typical 0 5 thick hd polyiso roof cover board has an r value of 2 5. I calculate insulation resistance to heat loss or r percentage improvement always as relative to the original number. High r value 2 5 r.

Get to know more about one of the most popular commercial roofing systems. Without a cover board the roof is missing added durability. 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. Learn about insulation and cover boards.

Commercial roof insulation recommendations zones 1 3 pima recommended r value r 20 zones 4 6 pima recommended r value r 25 zones. The building is more susceptible to hail fi re and wind damage. Stocked in 12 locations around the country to facilitate job start ups and completions structodek is available in 4 x4 and 4 x8 boards w56 358 8531 for a 4. Insulation epdm tpo modified bitumen app and sbs built up and metal roofing plus standard and custom accessories.

Insulation damage results in a reduction of the roof s thermal resistance or r value. 1 4 dens deck roof board. Learn about insulation and cover boards. R value is the measure.

R3 r18 r21 total roof r value. With firestone you get one source with everything needed for any roof design. 2 5 r value per of thickness. Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment.

Structodek is lightweight compared to many other roofing cover boards and it is fiberglass free and cuts with a standard utility knife. This means the cover board can be combined with polyiso roof insulation to meet energy code requirements for new and roof replacement systems. R values 28 tested in accordance with astm c518 spannings. High r value 2 5 r.

Other advantages of hd polyiso roof cover boards include.