If you’re in the process of renovating your home, or you’re simply looking for ways to reduce your energy bills by making your home more energy-efficient, internal insulation is always the best place to start. 

Whether it’s your loft, floors or walls that require insulating, we have one product that can do all of the above.  

Celotex PIR Internal Insulation Board

Introducing the Celotex GA4000 internal insulation board! A PIR insulation board with a rigid core and aluminium foil facings on both sides, Celotex GA4000 is a highly versatile product that can be used for a range of internal applications.

The awesome thing about this type of insulation board is that it is available in such a vast array of thicknesses (the GA4000 goes from 50 to 100mm), so you can choose a size that is suitable for the amount of space that is available within your home. Furthermore, if you’re worried about the environmental friendliness of PIR/foam insulation materials, the Celotex GA4000 boards are also very eco-friendly, having been manufactured with no environmentally hazardous blowing agents.

Where is Celotex GA4000 Used?

The Celotex GA4000 boards are designed for use throughout your building project, as they are very easy to handle and install. Typically, this type of insulation board is targeted at cut-to-fit areas such as between rafters and joists. This enables users to achieve lower U-values using just a single sheet of insulation. According to the manufacturer’s website, Celotex GA4000 can be used in the following areas:

  • Flat roofs
  • Pitched roofs
  • Ground floors including solid concrete, block and beam, suspended timber joist and with underfloor heating.
  • Timber frame walls
  • Steel frame walls
  • Retrofit on solid wall masonry and timber structures

Thermal Performance of Celotex Insulation

Celotex GA4000 PIR insulation boards are some of the best performing internal insulation boards on the market. With a thermal conductivity of 0.022 W/mK, the insulation boards are designed to eliminate thermal bridges and effectively slow down the rate of heat loss, offering buildings long-term energy savings.

Celotex GA4000 – Available at EWI Store!

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