Many are fastened directly down into the deck or they can be adhered to insulation with low rise foam adhesive or hot asphalt.
1 2 roof cover board.
To ensure cover boards are installed correctly.
Per 4 x 8 board it s a fraction of the weight of gypsum cover boards.
It s light weight provides ease of handling.
Shown to withstand delamination deterioration warping and job site damage far more effectively than paper faced.
It is available in thicknesses of 1 2 inch to 3 inches with 1 2 inch increments in between.
Prices promotions styles and availability may vary by store and online.
Rigid roof insulation board.
Explains how the forces of nature affect roof function and durability.
The 1 architecturally specified fiberglass mat gypsum roof cover board for nearly 30 years 1.
With over 80 psi compressive strength and a durable coated glass facer energyguard hd is an ideal board for protecting your roof against the elements.
Stagger the cover board and insulation joints.
And states the roof system types specialty systems and attachment options that can be utilized specifically with.
According to the national roofing contractors association nrca roof cover boards are critical for functional roof assemblies with good reason.
Inventory is sold and received continuously.
Superior dimensional stability over competitive gypsum fiber boards is due to their low coefficient of thermal and hygrometric expansion.
Cover boards are installed directly under the membrane and above the insulation.
Isogard hd cover board provides the highest thermal performance of any 1 2 insulation cover board product on the market and it is resistant to extreme weather conditions.
Lightweight and easy to cut and install this high density cover board offers savings from reduced transportation costs labor and material during application.
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1 2 x 4 x 8 fiberboard roof substrate.
The course discusses the evolution of roofing cover boards.
It is commonly used as a top layer over polyisocyanurate insulation.
Summarizes the advantages related to the construction process and cost benefits when including a cover board.
The thermal resistance at a 2 inch thickness is an r value of 5 26.
Fiberboard insulation is manufactured in standard boards that measure 2 feet by 4 feet.
Densdeck roof boards are fm tested and approved as the only 1 2 gypsum product to meet the calorimeter requirements for conventionally insulated decks.
Tested in accordance with astm e84 its surface burning characteristics are flame spread 0 and smoke developed 0.
They enhance a membrane roof system in several ways preventing or minimizing the potential damage that may occur during inclement weather.
Energyguard hd has an r value of 2 5 the highest of any cover board and at 11 lb.
