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Insulated Render Systems

100mm Celotex GA4000 PIR Insulation Board - GA4100

100mm Celotex GA4000 PIR Insulation Board - GA4100
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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 25-06-2026:
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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
90mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 6)
Guide Price
Brand: Celotex Model: 1190x450mm - 3.24m2
Delivery Time: 2 - 4 days
90mm Celotex Thermaclass Cavity Wall 21 - Rigid PIR Full Fill Cavity Insulation Board (pack of 6)
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..
Guide Price: £138.02
£165.62 inc VAT
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30mm Celotex TB4000 PIR Insulation Board - TB4030
Guide Price
Brand: Celotex Model: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
30mm Celotex TB4000 PIR Insulation Board - TB4030
Celotex TB4030 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..
Guide Price: £24.47
£29.36 inc VAT
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75mm Celotex GA4000 PIR Insulation Board - GA4075
Guide Price
Brand: Celotex Model: 2400x1200mm - 2.88m2
Delivery Time: 1-3 working days
75mm Celotex GA4000 PIR Insulation Board - GA4075
75mm Celotex GA4075 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: £36.85
£44.22 inc VAT
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35mm Celotex TB4000 PIR Insulation Board - TB4035
Guide Price
Brand: Celotex Model: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
35mm Celotex TB4000 PIR Insulation Board - TB4035
Celotex TB4035 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..
Guide Price: £81.95
£98.34 inc VAT
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90mm Celotex CW4000 Rigid PIR Cavity Insulation Board (pack of 5)
Brand: Celotex Model: 1200mm x 450mm - 2.70m2
Delivery Time: 1 - 5 working days
90mm Celotex CW4000 Rigid PIR Cavity Insulation Board (pack of 5)
90mm 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..
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75mm Celotex CW4075 - Rigid PIR Cavity Insulation Board (pack of 8) CW4000
Guide Price
Brand: Celotex Model: 1200mm x 450mm - 4.32m2
Delivery Time: 1 - 5 working days
75mm Celotex CW4075 - Rigid PIR Cavity Insulation Board (pack of 8) CW4000
75mm 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: £69.95
£83.94 inc VAT
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