110mm Celotex XR4110 PIR Insulation Board 2400mm x 1200mm

URN: 3001018
£37.00ex. VAT £12.85 per m2
£37.00ex. VAT
£12.85 per m2
Bulk Discount
10+ boards 20+ boards 30+ boards
£36.63ex. VAT £36.26ex. VAT £35.89ex. VAT
Coverage required
m
m
Based on your total area of m2 (inc. 10% wastage) - of these are required (actual coverage of m2)

We recommend purchasing at least 10% extra product to allow for errors, damages or obstacles

110mm Celotex XR4110 is a high-performance thermal insulation PIR board with composite foil facings. It can be used for roof, floor, wall and timber joist applications.

Nationwide Delivery

Thu 24 Jul

Order by Monday at 2pm
  • 2days
  • 13hrs
  • 55mins
  • 5secs

Delivery & Returns Info

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Product Overview

110mm Celotex XR4110 is a high-performance thermal insulation PIR board with composite foil facings. It can be used for roof, floor, wall and timber joist applications.

URN: 3001018
£37.00ex. VAT

Delivery & Returns Information

How Our Delivery Works

We work with a nationwide network of trusted suppliers. As a result, items in your basket may be supplied by different suppliers and delivered separately. Where this applies, you'll see multiple delivery charges at checkout. We always aim to group products from the same supplier to keep delivery costs as low as possible.

Delivery Areas & Charges

Delivery charges listed on our website apply to mainland UK, excluding the following postcode areas: AB, CF, DD, DG, KW, IV, LA, LD, LL, NP, PH, SA, SY
If your delivery address falls within one of these postcode areas, we’ll be in touch before processing your order to confirm any additional delivery costs.
Please note: We do not currently offer delivery outside the UK mainland.

Standard (Nationwide) Delivery

Insulation, Plasterboard and Drylining Products
ORDER VALUE DELIVERY CHARGE
Under £150 £40 ex. VAT
Between £150 - £350 ex. VAT £35 ex. VAT
Over £350 ex. VAT FREE
Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £100 £20 ex. VAT
Between £100 - £200 ex. VAT £10 ex. VAT
Over £200 ex. VAT FREE
Screws & Fixings and Adhesives & Sealants
ORDER VALUE DELIVERY CHARGE
Under £100 £7.50 ex. VAT
Over £100 ex. VAT FREE

Express Delivery

Express Delivery - Insulation and Plasterboard & Drylining
ORDER VALUE DELIVERY CHARGE
Under £400 £50 ex. VAT
Over £400 ex. VAT £35 ex. VAT
Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £300 £50 ex. VAT
Over £300 ex. VAT £35 ex. VAT

View Full Delivery Policy

Returns

We offer a 30 day returns policy on any faulty products.

View Full Returns Policy

Key Features

  • {{home}} Use in floors, framed walls and pitched roofs
  • {{grade}} Aluminium composite facing on both sides
  • {{thermostat}} 0.022 W/mK thermal conductivity
  • {{build}} Easy to handle and install
  • {{public}} Zero Ozone Depletion Potential (ODP)
  • {{verified_user}} BBA certified

Technical Specification

Technical Specification
Material Type:PIR
Thickness:110mm
Width:1200mm
Length:2400mm
Sales Unit:Board
Sales Unit Coverage:2.88m2
Brand:Celotex
Manufacturer's Reference:XR4110
Weight:13.08kg
Thermal Conductivity:0.022W/mK

About 110mm Celotex

  • XR4110 is part of Celotex's 'Extra Resistance' (XR) board family - available in thicknesses greater than 100mm.
  • Specifically engineered to provide enhanced thermal performance, offering greater resistance to heat flow. 
  • Delivers exceptional thermal efficiency with a thermal conductivity of just 0.022 W/m.K. 
  • Low-emissivity foil-facing enhances efficiency by reflecting radiant heat within sealed air spaces.
  • BBA certified for use in roof, wall and floor applications.
  • Targeted at ‘cut-to-fit’ applications between rafters or joists. 
  • Lightweight and rigid - simplifies cutting, handling, and installation across various applications.


Applications 

  • Pitched Roof Insulation - Loft, Between Rafters, Under/Over Rafters, Sarking.
  • Flat Roof Insulation - Balconies, Terraces, Between/Under Joists.
  • External Wall Insulation - Timber Frame Walls.
  • Ground Floor Insulation - Beam & Block Floors, Concrete Slab Floors, Suspended Timber Floors.


Benefits 

  • Excellent Thermal Performance - Thermal conductivity of 0.022 W/mK.
  • Moisture Resistant - Prevents water absorption, maintaining thermal efficiency.
  • Environmentally Responsible - Low Global Warming Potential (GWP) and Zero Ozone Depleting Potential (ODP).
  • Cost-Effective - Offers high performance at a competitive price point.
  • Non-Toxic - Safe to handle and install, with no harmful emissions.
  • Low Emissivity Foil Facings - Improves thermal insulation performance within cavity air spaces.


Certifications

  • Spread of Flame: Euroclass E Reaction to Fire classification, according to BS EN 13501-1.
  • Thermal Conductivity of 0.022 W/m.K: Reduces the thickness of insulation required to hit the target U-value - BS EN 12667.
  • Compressive Strength: ≥140kPa - BS EN 826.
  • BRE Green Guide Rating of A for Sustainability: Assists in demonstrating environmental performance in BREEAM assessments.
  • BBA Certified.


Customer Reviews

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5/5 based on 1 review

Best web delivery date online - 2 days! product has a very low thermal conductivity meaning it's great at insulating. will buy again!

Cristopher Buttons on

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