Celotex XR4000 General Purpose PIR Insulation Board

Regular price £40.95
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High-Performance PIR Insulation Board for Walls, Floors and Roofs

Celotex XR4000 is a high-performance rigid PIR insulation board designed for projects that need stronger thermal performance in a single board layer. It is suitable for use in floors, walls and roofs across domestic and commercial insulation projects.

Each board measures 2400mm x 1200mm and covers 2.88m². The XR4000

 range is available in thicker insulation options from 110mm to 200mm, making it suitable where lower U-values are required or where a higher insulation depth is specified.

The board has a rigid PIR insulation core with low-emissivity foil facings on both sides. It offers a thermal conductivity of 0.022 W/mK, helping reduce heat loss while keeping the insulation board lightweight, rigid and easy to cut on site.

Key features

  • High-performance PIR insulation board
  • Suitable for walls, floors and roofs
  • Ideal where thicker insulation is required
  • 2400mm x 1200mm board size
  • 2.88m² coverage per board
  • Low thermal conductivity of 0.022 W/mK
  • Foil-faced on both sides
  • Lightweight, rigid and easy to cut
  • Available in 110mm, 120mm, 130mm, 140mm, 150mm, 165mm and 200mm

Technical specifications

Specification Detail
Product Celotex XR4000 PIR Insulation Board
Board size 2400mm x 1200mm
Coverage 2.88m² per board
Thickness range 110mm to 200mm
Insulation type PIR
Facing Low-emissivity foil both sides
Thermal conductivity 0.022 W/mK
Application Walls, floors, roofs and high-performance thermal insulation

 

FAQ

What is Celotex XR4000 used for?
Celotex XR4000 is used for thermal insulation in walls, floors and roofs where higher insulation thicknesses are required.

What size is each board?
Each board is 2400mm x 1200mm and covers 2.88m².

What thicknesses are available?
This product is available in 110mm, 120mm, 130mm, 140mm, 150mm, 165mm and 200mm.

Is XR4000 different from GA4000?
Yes. XR4000 covers the thicker PIR board range, generally from 110mm upwards. GA4000 usually covers lower general-purpose thicknesses.

Is Celotex XR4000 a soundproofing product?
No. It is primarily a thermal insulation board. It can be used alongside acoustic systems, but it should not be sold as a dedicated soundproofing board.


Celotex XR4000 General Purpose PIR Insulation Board

Celotex XR4000 General Purpose PIR Insulation Board

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