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100mm Celotex GA4000 PIR Insulation Board - GA4100

100mm Celotex GA4000 PIR Insulation Board - GA4100
Guide Price
100mm Celotex GA4000 PIR Insulation Board - GA4100
Guide Price: £46.18 (£55.42 inc VAT)
Price per m2: £16.03/m2 (£19.24 inc VAT)
  • Product Code: A1-124
  • Delivery Time: 1-3 working days
  • Brand: Celotex (Tech. support: 01473820850)
  • Model: 2400x1200mm - 2.88m2
  • Weight: 8.93kg
Our ratings on 05-08-2026:
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4.8 out of 5

100mm Celotex GA4000 PIR Insulation Board - GA4100

Width: 1200mm
Length: 2400mm
Density: 31kg/m3
Weight/m2: 3.1kg
Weight: 8.93kg
Thermal Conductivity: 0.022W/mK
R-Value: 4.5m2K/W
Compressive Strength: 120kPa

100mm Celotex GA4100 is a multi-purpose insulation board that provides a solution to overcome localized thermal bridges. Featuring a low emissivity foil facings, this board has been manufactured from tough polyisocyanurate (PIR) using a perfect mix of certain blowing agents which have zero ozone depletion potential (zero ODP) and a low global warming impact (GWP). Celotex GA4100 is suitable for use in a number of applications including roof, wall, and floor systems.

Note: Would also be known as GA3100 from January 2018.

APPLICATIONS
  • Pitched Roofs
  • Flat Roofs
  • Solid Masonry Walls
  • Timber Framed & Steel Framed Systems
  • Floors
CHARACTERISTICS
  • Eliminate thermal bridges
  • Available in a standard board size of 1200mm x 2400mm
  • Easy to cut and shape
  • Has excellent dimensional stability
  • Low emissivity foil facings giving improved thermal insulation
  • High performance within cavity air spaces
  • Provides reliable long-term energy savings for buildings
  • Zero ODP and low GWP and CE marking compliance to BS EN 13165
  • CFC/HCFC free
CERTIFICATION
  • Manufactured in accordance with quality management system ISO 9001 and environmental management system ISO 14001
  • Achieves an A+ rating when compared to the BRE Green Guide 2008
110mm Celotex XR4000 PIR Insulation Board - XR4110
Guide Price
Brand: Celotex Model: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
Celotex XR4110 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. XR4110 is also appropriate for use in floors and walls. With low emissivity foil facings, XR4110 is ma..
Guide Price: £70.92
£85.10 inc VAT
150mm Celotex XR4000 PIR Insulation Board - XR4150
Guide Price
Brand: Celotex Model: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
Celotex XR4150 is targeted at cut-to-fit applications between rafters or joists and enables users to achieve lower U-values with a single layer of insulation than has previously been possible. XR4150 is also appropriate for use in floors and walls. With low emissivity foil facings, XR4150 is ma..
Guide Price: £74.68
£89.62 inc VAT
50mm Celotex CW4050 - Rigid PIR Cavity Insulation Board (pack of 11) CW4000
Guide Price
Brand: Celotex Model: 1200mm x 450mm - 5.94m2
Delivery Time: 1 - 5 working days
50mm Celotex CW4000 is an insulation board aimed specifically at partial fill cavity wall applications. It comprises a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022 W/mK and low emissivity aluminium foil facings on both sides. CW4000 is manufactured from rigi..
Guide Price: £72.03
£86.44 inc VAT
60mm Celotex GA4000 PIR Insulation Board - GA4060
Guide Price
Brand: Celotex Model: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
60mm Celotex GA4060 is a multi-purpose insulation board that provides a solution to overcome localized thermal bridges. Featuring a low emissivity foil facings, this board has been manufactured from tough polyisocyanurate (PIR) using a perfect mix of certain blowing agents which have zero ozone depl..
Guide Price: £31.06
£37.27 inc VAT
Brand: Celotex Model: 1200mm x 450mm - 3.78m2
Delivery Time: Discontinued
65mm Celotex CW4000 is an insulation board aimed specifically at partial fill cavity wall applications. It comprises a polyisocyanurate rigid foam insulation core, with a thermal conductivity of 0.022 W/mK and low emissivity aluminium foil facings on both sides. CW4000 is manufactured from rigi..
72.5mm Celotex PL4060 - 60mm PIR  Insulation Bonded to 12.5mm Plasterboard (PL4000) 72.5mm Celotex PL4060 - 60mm PIR  Insulation Bonded to 12.5mm Plasterboard (PL4000)
Guide Price
Brand: Celotex Model: 1200x2400mm - 2.88m2
Delivery Time: 2 - 3 working days
72.5mm Celotex PL4060 is a high-performance thermal insulation board where the 60mm PIR insulation is bonded to 12.5mm tapered edge plasterboard. PL4000 is manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and low globa..
Guide Price: £75.76
£90.91 inc VAT

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