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Insulated Render Systems

165mm Celotex XR4000 PIR Insulation Board - XR4165

165mm Celotex XR4000 PIR Insulation Board - XR4165
165mm Celotex XR4000 PIR Insulation Board - XR4165
  • Product Code: A1-6261
  • Delivery Time: 3 - 7 days
  • Brand: Celotex
    • (Tech. support: 01473820850)
  • Model and Size: 1200mm x 2400mm -2.88m2
  • Weight: 15.44kg
Our ratings on 26-08-2025:
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165mm Celotex XR4000 PIR Insulation Board - XR4165

Length: 2400mm
Width: 1200mm
Thickness: 165mm
Board Coverage: 2.88m2
Pack Coverage: 2.88m2
Density: 32.5kg/m3
Weight/m2: 5.36kg
Weight: 15.44kg
Thermal Conductivity: 0.022W/mK
R-Value: 7.5m2K/W
Compressive Strength: 140kPa
Surface Spread of Flame: Class 1

165mm Celotex XR4165 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. XR4165 is also appropriate for use in floors and walls. With low emissivity foil facings, XR4165 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).

APPLICATIONS

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

CHARACTERISTICS

  • Is suitable for use in a number of applications including roof, wall and floor systems,
  • Provides the thickest PIR insulation available from stock within the market,
  • Is certified under BBA certificate numbers 95/3197 and 09/4667,
  • Helps meet the current and future requirements of Approved Document L and Section 6, BREEAM and The Code for Sustainable Homes,
  • Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces, Provides reliable long-term energy savings for buildings

CERTIFICATES

  • Celotex XR4165 is CFC/HCFC free
  • Has zero ODP and low GWP and CE marking compliance to BS EN 13165.
  • Celotex XR4165 is manufactured in accordance with quality management system ISO 9001 and environmental management system ISO 14001.
  • Celotex XR4165 achieves an A+ rating when compared to the BRE Green Guide 2008. All products must be installed in accordance with instructions issued by Celotex.
90mm Celotex CW4000 Rigid PIR Cavity Insulation Board (pack of 5)
Brand: Celotex Model and Size: 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
Brand: Celotex Model and Size: 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..
£63.59
£76.31 inc VAT
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90mm Celotex TA4000 PIR Insulation Board (pack of 13)
Brand: Celotex Model and Size: 1200x2400 - 37.44m2
Delivery Time: 1 - 5 working days
90mm Celotex TA4000 PIR Insulation Board (pack of 13)
90mm Celotex TA4000 PIR Insulation Board (pack of 13) Size: 1200mm x 2400mm Area per pack: 37.44m2 Thermal conductivity: 0.022 W/Mk R-Value: 4.05m2K/W Compressive strength: ≥150kPa Water vapour resistance: >150 MNs/g Weight: 3.09kg/m2   Celotex TA4000 prov..
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35mm Celotex TB4000 PIR Insulation Board - TB4035
Guide Price
Brand: Celotex Model and Size: 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: £51.21
£61.45 inc VAT
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120mm Celotex EL3000 Flat Roof Board (pack of 4)
Brand: Celotex Model and Size: EL3000 1200x600 - 2.88m2
Delivery Time: 3 - 5 days
120mm Celotex EL3000 Flat Roof Board (pack of 4)
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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12mm Celotex TB4000 PIR Insulation Board - TB4012
Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1-3 working days
12mm Celotex TB4000 PIR Insulation Board - TB4012
Celotex TB4012 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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