Menu
Menu
Your Cart
Cart0 item(s) - £0.00 0

  • Your shopping cart is empty!

Call Back Contact
Compare 0
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 01-08-2025:
Google My Business Reviews
4.8 out of 5
Get Best Price
Ask question about this product. For price use 'Add to Quote' button. Checkout
Add to Quote
Compare View quote list
Show other thicknesses

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.
77.5mm Celotex PL4065 - 65mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000) 77.5mm Celotex PL4065 - 65mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
Guide Price
Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 1 - 5 working days
77.5mm Celotex PL4065 - 65mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
77.5mm Celotex PL4065 is a high performance thermal insulation board where the 65mm 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: £81.40
£97.68 inc VAT
Get Best Price
Add to Quote Compare this Product
125mm Celotex FI5000 Underfloor Heating Insulation Board (pack of 9) - pallet of 2 packs
Brand: Celotex Model and Size: 1200x2400mm - 51.84m2
Delivery Time: Out Of Stock
125mm Celotex FI5000 Underfloor Heating Insulation Board (pack of 9) - pallet of 2 packs
125mm Celotex FI5000 is a premium flooring insulation board with enhanced thermal performance as well as an A rating when compared to the BRE Green Guide and an innovative cement compatible composite facer with a built-in vapour control layer (VCL), enabling direct screed, without the need for an ad..
Get Best Price
Add to Quote Compare this Product
50mm Celotex Crown-Fix Flat Roof Board (pack of 24) - pallet of 2 packs
Guide Price
Brand: Celotex Model and Size: 2400x1200mm - 138.24m2
Delivery Time: Out Of Stock
50mm Celotex Crown-Fix Flat Roof Board (pack of 24) - pallet of 2 packs
50mm Celotex Crown-Fix is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Fix is a high performance rigid polyisocyanurate (PIR) insulation which delivers excellent dimensional stability and added robustness in a mechanically fixed single pl..
Guide Price: £2,312.28
£2,774.74 inc VAT
Get Best Price
Add to Quote Compare this Product
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)
Brand: Celotex Model and Size: 1200x2400mm - 2.88m2
Delivery Time: 2 - 3 working days
72.5mm Celotex PL4060 - 60mm PIR Insulation Bonded to 12.5mm Plasterboard (PL4000)
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..
£68.87
£82.64 inc VAT
Add to Cart
Add to Quote Compare this Product
75mm Celotex FR5000 Fire Resistant PIR Insulation Board (pack of 6) - pallet of 5 packs
Guide Price
Brand: Celotex Model and Size: 1200x2400mm - 86.40m2
Delivery Time: Out Of Stock
75mm Celotex FR5000 Fire Resistant PIR Insulation Board (pack of 6) - pallet of 5 packs
Celotex FR5075 is one of the available dimensions of the Celotex FR5000 PIR insulation boards made from polyisocyanurate rigid core and faced on both side with low emissivity aluminum foils for improved thermal performance. The product is applicable to different types of constructions incl..
Guide Price: £2,281.37
£2,737.64 inc VAT
Get Best Price
Add to Quote Compare this Product
50mm Celotex Crown-Bond Flat Roof Board (pack of 11) -pallet of 12 packs
Brand: Celotex Model and Size: 1200x600mm - 95.04m2
Delivery Time: Out Of Stock
50mm Celotex Crown-Bond Flat Roof Board (pack of 11) -pallet of 12 packs
50mm Celotex Crown-Bond is a brand new product for use in flat roof systems. Representing the next phase of Celotex innovation, Crown-Bond is a high performance rigid polyisocyanurate (PIR) insulation which delivers cutting edge thinness, increased dimensional stability and added robustness in a bon..
Get Best Price
Add to Quote Compare this Product
This product is listed in the following categories and systems (click to show).