1 2 x 4 x 8 fiberboard roof substrate.
1 2 roof cover board.
The thermal resistance at a 2 inch thickness is an r value of 5 26.
To ensure cover boards are installed correctly.
Cover boards are installed directly under the membrane and above the insulation.
Explains how the forces of nature affect roof function and durability.
Fiberboard insulation is manufactured in standard boards that measure 2 feet by 4 feet.
View return policy.
Energyguard hd has an r value of 2 5 the highest of any cover board and at 11 lb.
Summarizes the advantages related to the construction process and cost benefits when including a cover board.
Stagger the cover board and insulation joints.
And states the roof system types specialty systems and attachment options that can be utilized specifically with.
Composed of a closed cell polyisocyanurate foam core bonded in the foaming process to 1 2 thick duraboard an expanded perlite mineral aggregate board on one side and a fiber glass reinforced facer on the other.
Prices promotions styles and availability may vary by store and online.
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.
Commercial roof cover board performance.
Rigid roof insulation board.
They enhance a membrane roof system in several ways preventing or minimizing the potential damage that may occur during inclement weather.
Many are fastened directly down into the deck or they can be adhered to insulation with low rise foam adhesive or hot asphalt.
Per 4 x 8 board it s a fraction of the weight of gypsum cover boards.
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.
The course discusses the evolution of roofing cover boards.
Superior dimensional stability over competitive gypsum fiber boards is due to their low coefficient of thermal and hygrometric expansion.
Inventory is sold and received continuously.
Densdeck roof boards are fm tested and approved as the only 1 2 gypsum product to meet the calorimeter requirements for conventionally insulated decks.
It s light weight provides ease of handling.
According to the national roofing contractors association nrca roof cover boards are critical for functional roof assemblies with good reason.
Tested in accordance with astm e84 its surface burning characteristics are flame spread 0 and smoke developed 0.
It is commonly used as a top layer over polyisocyanurate insulation.
The 1 architecturally specified fiberglass mat gypsum roof cover board for nearly 30 years 1.
It is available in thicknesses of 1 2 inch to 3 inches with 1 2 inch increments in between.
