Rigid Mineral Wool Insulation Board Under Metal Roofing

Material composition roofing felt 3 ply 1 5psf felt 5 ply 2 5psf rigid insulation temlock 1 thick 1 2psf cord 1 thick 0 7psf gold bond 1 thick 1 5psf styrofoam 1 thick 0 2psf foam glass 1 thick 0 8psf rigid fiberglass 1 thick 1 5psf roll or batt insulation rock wool 1 thick 0 2psf glass wool 1 thick 0 06psf alpol 0 1psf.

Rigid mineral wool insulation board under metal roofing.

The batts are located side to side on the rafter of the roof. Both materials make a great physical barrier between the interior building and the metal roof. Rigid foam board is another excellent option and cheaper than closed cell spray foam. Rigid roof insulation board.

The most common material used for an insulating metal roof is fiberglass batts or glass mineral wool. It s light weight provides ease of handling. Fiberglass batts or glass mineral wool metal roof insulation. Iso rigid foam boards offer the highest r value per inch of any other foam product such as eps or xps.

During installation minimal fasteners can be used to temporarily hold the product in place until the strapping is. Comfortboard 80 is an exterior non structural insulation sheathing that provides a continuous layer of insulation around the commercial or residential building envelope. This requires the use of soffit vents and a roof ridge vent to. Exceptional dimensional stability and rated for extreme hail rockwool stone wool insulation roof boards have meet both the fm severe hail and the ul 2218a standard for impact resistance.

Not only do we withstand hail damage but our roof boards maintain their bond to the roof membrane lowering the likelihood of a catastrophic roof failure. 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. Since all iso foam insulation is faced it is a vapor barrier. Rigid stone wool insulation boards will be permanently mechanically supported by the strapping attachment if the attachment is designed to withstand live loads and total applied dead loads.