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Celotex GA4000 Insulation Board
From £16.66 inc VAT

Celotex GA4000 Insulation Board

Celotex GA4000 is a general purpose insulation board for floors, walls and roofs. It has long been at the heart of the Celotex product range providing the user with a range of thermal insulation solutions.

With low emissivity foil facings, GA4000 is manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low global warming potential (GWP).

With Celotex GA4000 you are specifying an insulation board that:

  • Is suitable for use in a number of applications including roof, wall and floor systems
  • Comes in thicknesses ranging from 50mm-100mm
  • Is easy to cut and shape
  • Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces
  • Provides reliable long-term energy savings for buildings
  • Is available in a standard board size of 1200mm x 2400mm


  • Pitched Roofs
  • Flat Roofs
  • Solid Masonry Walls
  • Timber Framed & Steel Framed systems
  • Floors

Need a different size?  

12mm - 45mm  Celotex TB4000

50mm - 100mm Celotex GA4000

110mm - 200mm Celotex XR4000

From £16.66 inc VAT £13.88 ex VAT per Board
Code Description Unit Price (inc VAT) Quantity
285260500 50mm x 1200mm x 2400mm GA4050 Board £16.66
285260600 60mm x 1200mm x 2400mm GA4060 Board £20.46
285260700 70mm x 1200mm x 2400mm GA4070 Board £24.19
285260750 75mm x 1200mm x 2400mm GA4075 Board £24.64
285260800 80mm x 1200mm x 2400mm GA4080 Board £28.55
285260900 90mm x 1200mm x 2400mm GA4090 Board £30.68
285261000 100mm x 1200mm x 2400mm GA4100 Board £30.88

Delivery Information

  • Free delivery on orders over £200 or £20 charge applies
  • Deliveries will usually be made within 2 working days
  • We will require a signature on delivery
  • We could deliver your order on large vehicles needing good access. Please advise us in the comments in your order
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Technical Information

Health & Safety datasheet-June 2010 pdfHealth & Safety datasheet-June 2010 (100kb) Celotex-GA4000-Product-Datasheet-Jan-13 pdfCelotex-GA4000-Product-Datasheet-Jan-13 (219kb)
For further details on this product please contact us