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100mm Celotex GA4000 PIR Insulation Board - GA4100

100mm Celotex GA4000 PIR Insulation Board - GA4100
100mm Celotex GA4000 PIR Insulation Board - GA4100
Price: £27.02 (£32.42 inc VAT)
Price per m2: £9.38/m2 (£11.26 inc VAT)
  • Product Code: A1-124
  • Delivery Time: 1-3 working days
  • Brand: Celotex
  • (Tech. support: 01473820850)
  • Model and Size: 2400x1200mm - 2.88m2
  • Weight: 8.93kg
Our ratings on 19-11-2025:
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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
Brand: Celotex Model and Size: EL3000 1200x600 - 2.16m2
Delivery Time: 3 - 5 days
Celotex EL3000 provides a quick and easy method of achieving effective thermal insulation in flat roofing structures. With coated glass tissue facings, EL3000 is manufactured from rigid Polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and a l..
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Brand: Celotex Model and Size: FF4000 1200x2400 - 51.84m2
Delivery Time: 3 - 5 days
125mm Celotex FF4000 Underfloor Heating Board (pack of 9) | FF 4125 Size: 1200mm x 2400mm Area per pack: 25.92m2 Thermal conductivity: 0.022 W/Mk R-Value: 5.65m2K/W Compressive strength: ≥150kPa Water vapour resistance: >150 MNs/g Weight: 4.21kg/m2 &..
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Brand: Celotex Model and Size: FF4000 1200x2400 - 69.12m2
Delivery Time: 3 - 5 days
100mm Celotex FF4000 Underfloor Heating Board (pack of 12) Size: 1200mm x 2400mm Area per pack: 34.56m2 Thermal conductivity: 0.022 W/Mk R-Value: 4.50m2K/W Compressive strength: ≥150kPa Water vapour resistance: >150 MNs/g Weight: 3.41kg/m2   ..
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150mm Celotex Crown-Up Flat Roof Board - pack of 4 - pallet of 12 packs
Guide Price
Brand: Celotex Model and Size: 1200x600mm - 34.56m2
Delivery Time: Pre-Order
150mm Celotex Crown-Up is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Up is a high performance rigid polyisocyanurate (PIR) insulation which delivers increased dimensional stability and added robustness in a built-up flat roofing sy..
Guide Price: £1,765.97
£2,119.16 inc VAT
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Brand: Celotex Model and Size: 1190x450mm - 3.24m2
Delivery Time: 2 - 4 days
90mm Celotex Thermaclass Cavity Wall 21 is a high performance rigid PIR full fill cavity insulation board with low emissivity foil facings offering enhanced thermal performance (0.021 W/m.K) within cavity air spaces. It can be installed with up to a 10mm residual cavity or as a full fill solut..
£99.30
£119.16 inc VAT
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Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
Celotex TB4040 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. TB4012 is also appropriate for use in floors and walls. With low emissivity foil facings, TB4012 is manufac..
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