120mm Celotex XR4120 insulation boards 2.4m x 1.2m

120mm Celotex XR4120 insulation board from the XR4000 Range

120mm Celotex XR4120 PIR insulation board properties:-

• PIR insulation board
• Economical in that low U-values can be reached without the use of multiple insulation layers.
• 140mm Celotex XR4120 has a low thermal conductivity of 0.022 W/mK.

Multipurpose, versatile product which has the following applications:-

• Ground floors
  • Solid concrete
  • Block, and beam
  • Suspended timber joist
  • Where underfloor heating is used.

• Timber frames
• Steel frames
• Pitched roofs
• Flat roofs.
• Other projects

• • Lining existing timber
  • masonry structures to increase thermal efficiency.

What product benefits does 120mm Celotex XR4120 offer?

• Lower U-Values can be achieved when installed facing a clear air space within a construction due to the low emissivity aluminium foil facing.
• 140mm Celotex XR4140 can help to meet energy use and carbon dioxide emissions targets.
• Board size: 1200 x 2400mm
• Thickness: 110-200mm
• Lambda: 0.022 W/mK
• Facer: Low emissivity composite aluminium foil
• Manufactured using a blowing agent with zero ozone depletion potential (ODP) and low global warming potential (GWP). Therefore, making it an environmentally friendly product. 

Certification of 120mm Celotex XR4120 insulation

• CE-marked
• British Board of Agrement for floors, framed walls, and pitched roofs
• The BBA certification assessed thermal performance, condensation risk, floor loading, and durability

More information on 120mm Celotex XR4120 PIR insulation board

Celotex XR4000 is a large available in a range of thickness under the model numbers, XR4110, XR4130, XR4140, XR4150, XR4200

To get the information on Celotex XR4000 insulation range directly from the Celotex insulation manufacturer click here.

If this is not what you are looking for, the Celotex brand has a wide number of options to suit your build. Other ranges include TB4000, PL4000, GA4000 and more. If not other brands such as Kingspan, Isover, Rockwool and Knauf can help you find the perfect product. 

Don’t forget we stock more than just insulation so you can get all your supplies in one place. 

If you can’t find what you are looking for, drop us an e-mail and we will source it for you.