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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 11-07-2025:
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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.
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