Roof Cover Board R Value

High r value 2 5 r.

Roof cover board r value.

An exceptional fire barrier thermal barrier and re cover board used in various commercial roofing systems. Provides significantly more thermal insulation r value than wood fiber or gypsum boards. This means the cover board can be combined with polyiso roof insulation to meet energy code requirements for new and roof replacement systems. Structodek is lightweight compared to many other roofing cover boards and it is fiberglass free and cuts with a standard utility knife.

Roofing products commercial roofing products insulation and cover boards. Insulation damage results in a reduction of the roof s thermal resistance or r value. R value is the measure. A typical 0 5 thick hd polyiso roof cover board has an r value of 2 5.

The building is more susceptible to hail fi re and wind damage. The increase r21 r3 exactly 18 the value by which you are increasing the r value. Learn about insulation and cover boards. R values 28 tested in accordance with astm c518 spannings.

I calculate insulation resistance to heat loss or r percentage improvement always as relative to the original number. Without a cover board the roof is missing added durability. Hail is damaging to insulation but by using a cover board the impact is minimized. 2 5 r value per of thickness.

1 4 spans flute widths up to 2 5 8 flexural strengths parallel lbs. 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. This also means easy hoisting staging and maneuvering around the roof.

Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment. Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment. This also means easy hoisting staging and maneuvering around the roof. Get to know more about one of the most popular commercial roofing systems.

1 4 dens deck roof board. Insulation epdm tpo modified bitumen app and sbs built up and metal roofing plus standard and custom accessories. With firestone you get one source with everything needed for any roof design. Other advantages of hd polyiso roof cover boards include.

Learn about insulation and cover boards. Calculate percent improvement in r value. R3 r18 r21 total roof r value. 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.

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.