Provides significantly more thermal insulation r value than wood fiber or gypsum boards.
Roof cover board r value.
High r value 2 5 r.
An exceptional fire barrier thermal barrier and re cover board used in various commercial roofing systems.
R3 r18 r21 total roof r value.
This also means easy hoisting staging and maneuvering around the roof.
Commercial roof insulation recommendations zones 1 3 pima recommended r value r 20 zones 4 6 pima recommended r value r 25 zones.
Calculate percent improvement in r value.
The increase r21 r3 exactly 18 the value by which you are increasing the r value.
This also means easy hoisting staging and maneuvering around the roof.
Without a cover board the roof is missing added durability.
Other advantages of hd polyiso roof cover boards include.
1 4 spans flute widths up to 2 5 8 flexural strengths parallel lbs.
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.
A typical 0 5 thick hd polyiso roof cover board has an r value of 2 5.
Roofing products commercial roofing products insulation and cover boards.
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.
Protector hd allows easy efficient scoring cutting and snapping which permits fast tight fabrication and all in a low dust environment.
With firestone you get one source with everything needed for any roof design.
High r value 2 5 r.
Provides significantly more thermal insulation r value than wood fiber or gypsum boards.
Hail is damaging to insulation but by using a cover board the impact is minimized.
Insulation damage results in a reduction of the roof s thermal resistance or r value.
The greatest risks to roofs aren t always seen.
1 4 dens deck roof board.
2 5 r value per of thickness.
Get to know more about one of the most popular commercial roofing systems.
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.
The building is more susceptible to hail fi re and wind damage.
Learn about insulation and cover boards.
R value is the measure.
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.
Learn about insulation and cover boards.