1 2 Roof Cover Board

Shown to withstand delamination deterioration warping and job site damage far more effectively than paper faced.

1 2 roof cover board.

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. Stagger the cover board and insulation joints. Prices promotions styles and availability may vary by store and online. Rigid roof insulation board.

To ensure cover boards are installed correctly. Superior dimensional stability over competitive gypsum fiber boards is due to their low coefficient of thermal and hygrometric expansion. Densdeck roof boards are fm tested and approved as the only 1 2 gypsum product to meet the calorimeter requirements for conventionally insulated decks. Many are fastened directly down into the deck or they can be adhered to insulation with low rise foam adhesive or hot asphalt.

The thermal resistance at a 2 inch thickness is an r value of 5 26. Energyguard hd has an r value of 2 5 the highest of any cover board and at 11 lb. Tested in accordance with astm e84 its surface burning characteristics are flame spread 0 and smoke developed 0. It is available in thicknesses of 1 2 inch to 3 inches with 1 2 inch increments in between.

Cover boards are installed directly under the membrane and above the insulation. 1 aia lu hsw 1 aibd p ce 0 1 iacet ceu. It is commonly used as a top layer over polyisocyanurate insulation. View return policy.

Commercial roof cover board performance. Inventory is sold and received continuously. 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 1 architecturally specified fiberglass mat gypsum roof cover board for nearly 30 years 1.

The course discusses the evolution of roofing cover boards. Explains how the forces of nature affect roof function and durability. Per 4 x 8 board it s a fraction of the weight of gypsum cover boards. It s light weight provides ease of handling.

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. Summarizes the advantages related to the construction process and cost benefits when including a cover board. 1 2 x 4 x 8 fiberboard roof substrate. Fiberboard insulation is manufactured in standard boards that measure 2 feet by 4 feet.

According to the national roofing contractors association nrca roof cover boards are critical for functional roof assemblies with good reason.