Celotex XR4000 Insulation Board 1200 x 2400 x 120mm

£20.95 per SQM, General purpose polyisocyanurate insulation board for floors, walls and roofs, provides thermal insulation making a property more thermally efficient. Is suitable for use in a number of applications including roof, wall and floor systems Provides the thickest PIR insulation available from stock within the market Is certified under BBA certificate number 95/3197 and 09/4667 Helps meet the current and future requirements of Approved Document L and Section 6, BREEAM and The Code for Sustainable Homes Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces Provides reliable long-term energy savings for buildings Foil Finished BBA Certificate Number 95/3197 < 09/4667 R Values = 5.45mK/W Thermal Conductivity = 0.022K/m