Once up at roof level the between rafter boards can be cut accurately to fit the rafter spacings.
Celotex roof insulation between rafters.
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Being lightweight they do not impose significant additional loads on existing structures.
Saint gobain insulation uk manufacture and supply glass mineral wool slabs and rolls along with rigid polyisocyanurate pir boards that can be considered suitable for a wide range of applications across pitched roofs whether you re looking to insulate at joist level or at rafter level in your pitched roof construction.
Celotex offer pir thermal insulation boards in various thicknesses for new build and refurbishment applications for both the commercial and domestic sectors.
Celotex polyisocyanurate pir foam insulation boards are easy to cut and handle.
2 insulation between and over rafters.
Celotex high performance thermal pir insulation boards for insulating between and over rafters with thicknesses ranging from 12mm to 200mm and lambda as low as 0 022 w mk.
Alternatively battens can be secured to the underside of the.
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The saint gobain insulation uk u value calculator gives you instant access to calculating a proposed insulation thickness and product options or giving an indicative calculation on a proposed construction detail.
The void created by a pitched roof can be made habitable by insulating along the plane of the roof pitch with celotex rigid pir insulation boards.
Rigid polyisocyanurate pir foam insulation boards from celotex are among the most thermally efficient commonly available insulation materials on the market.
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