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Celotex XR4000 140mm is a high performance PIR insulation board that is light weight, easy to cut, handle and install. Whether it’s a pitched roof, framed wall or floor, Celotex is the ideal solution amongst contractors and installers
Celotex XR4000 140mm PIR boards have a thermal conductivity of 0.022W/mK, making it one of the most effective rigid insulation boards available.
Celotex XR4000 140mm can be used for various applications including;
Pitched Roof - Between & Under Rafters
Flat Roof - Between & Under Joists
External Walls - Solid Walls, Cavities & Timber Frame Walls
Ground Floor - Block & Beam Floor, Concrete Slab Floors, Suspended Timber Floors
Celotex XR4000 140mm boards have a Euroclass F Fire Rating.
The compressive strength of Celotex 140mm PIR is 140 kPa when tested at 10% compression to BS EN 826: 2013
Please note an alternative product of EQUAL or BETTER performance to Celotex XR4000 may be offered to speed up delivery
