Roof Cover Board 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.

Roof cover board r value.

High r value 2 5 r. The building is more susceptible to hail fi re and wind damage. This also means easy hoisting staging and maneuvering around the roof. The greatest risks to roofs aren t always seen.

Other advantages of hd polyiso roof cover boards include. 2 5 r value per of thickness. Without a cover board the roof is missing added durability. Insulation and cover boards.

This means the cover board can be combined with polyiso roof insulation to meet energy code requirements for new and roof replacement systems. This also means easy hoisting staging and maneuvering around the roof. A typical 0 5 thick hd polyiso roof cover board has an r value of 2 5. R values 28 tested in accordance with astm c518 spannings.

R3 r18 r21 total roof r value. Learn about insulation and cover boards. Provides significantly more thermal insulation r value than wood fiber or gypsum boards. Learn about 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. Hail is damaging to insulation but by using a cover board the impact is minimized. Roofing products commercial roofing products insulation and cover boards. High r value 2 5 r.

Commercial roof insulation recommendations zones 1 3 pima recommended r value r 20 zones 4 6 pima recommended r value r 25 zones. 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. Get to know more about one of the most popular commercial roofing systems. Structodek is lightweight compared to many other roofing cover boards and it is fiberglass free and cuts with a standard utility knife.

I calculate insulation resistance to heat loss or r percentage improvement always as relative to the original number. Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment. The increase r21 r3 exactly 18 the value by which you are increasing the r value. 1 4 spans flute widths up to 2 5 8 flexural strengths parallel lbs.

Calculate percent improvement in r value. Insulation epdm tpo modified bitumen app and sbs built up and metal roofing plus standard and custom accessories. An exceptional fire barrier thermal barrier and re cover board used in various commercial roofing systems. Insulation damage results in a reduction of the roof s thermal resistance or r value.

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