Description
Minimise heat loss by creating a thermal barrier with 120mm Celotex XR4120; ‘XR’ meaning ‘Extra Resistance’, with the XR4000 range featuring sizes thicker than 100mm.Featuring foil facings, the 2.4m x 1.2m boards are manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low global warming potential (GWP).
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