Celotex XR4000 is an easy to install polyisocyanurate (PIR) insulation board with excellent thermal performance, featuring a low emissivity foil facing. Available in thicknesses from 110mm to 200mm, it can be considered for roof, wall and floor applications.
Thermal Conductivity
0.022 W/mK
Certifications Met
BBA Certificate Number 16/5352
BBA Certificate Number 17/5405
Manufacturer Model No
XR4165
Range Description
Insulation Board