Celotex GA4000 is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing. It can be used for roof, wall and floor applications. Achieves a BRE Green Guide A rating BBA certified – certificates 16/5352 (Timber Frame Dwellings), 17/5405 (Pitched Roof, Dry Lining, Floor Insulation)
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