Roof Cover Board R Value

Learn about insulation and cover boards.

Roof cover board r value.

Insulation epdm tpo modified bitumen app and sbs built up and metal roofing plus standard and custom accessories. The building is more susceptible to hail fi re and wind damage. This means the cover board can be combined with polyiso roof insulation to meet energy code requirements for new and roof replacement systems. Commercial roof insulation recommendations zones 1 3 pima recommended r value r 20 zones 4 6 pima recommended r value r 25 zones.

2 5 r value per of thickness. 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. R value is the measure. 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. Calculate percent improvement in r value. This also means easy hoisting staging and maneuvering around the roof. High r value 2 5 r.

Learn about insulation and cover boards. R3 r18 r21 total roof r value. 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.

1 4 spans flute widths up to 2 5 8 flexural strengths parallel lbs. Get to know more about one of the most popular commercial roofing systems. The increase r21 r3 exactly 18 the value by which you are increasing the r value. I calculate insulation resistance to heat loss or r percentage improvement always as relative to the original number.

Hail is damaging to insulation but by using a cover board the impact is minimized. 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. High r value 2 5 r.

Structodek is lightweight compared to many other roofing cover boards and it is fiberglass free and cuts with a standard utility knife. A typical 0 5 thick hd polyiso roof cover board has an r value of 2 5. Other advantages of hd polyiso roof cover boards include. With firestone you get one source with everything needed for any roof design.

An exceptional fire barrier thermal barrier and re cover board used in various commercial roofing systems. 1 4 dens deck roof board. Roofing products commercial roofing products insulation and cover boards. The greatest risks to roofs aren t always seen.

Insulation and cover boards.