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Celotex  |  SKU: XR4110

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

£43.35 Ex VAT
£52.02 Inc VAT

Celotex XR4110 is a thicker 100mm PIR insulation board designed to create effective thermal insulation in roofs, walls and floors.

Nationwide Delivery in 3-5 WORKING DAYS

  • £50 ex VAT Delivery
  • FREE DELIVERY OVER £500

Need a next-day or named day delivery? Call Us.


110mm Celotex XR4110 is a versatile multi-purpose insulation board. It is suitable for all sorts of applications including pitched roofs, flat roofs, solid floors and masonry walls and steel framed and timber framed systems. It is easy to handle, cut and shape. This high-performance insulation board delivers outstanding thermal performance. It meets the required U-value even though it's thinner than most similar products on the market.
  • Can be used in floor, roof and wall applications.
  • Low emissivity foil facings for improved thermal insulation performance in cavity air spaces.
  • Excellent thermal performance & reduced thickness.
  • Lightweight, rigid and easy to install.
  • BBA certified & BRE Green Guide Rating of A.

The innovative low emissivity foil facing improves thermal performance in sealed cavity air spaces and boosts the potential U-value. The XR4110 has been designed to the highest industry standards, with a BBA (British Board of Agreement) seal of approval as fit for use in defined roof, wall and floor applications when installed, used and maintained according to the guidelines in the certificate.

The XR4110 has a BRE (Building Research Establishment) Green Guide Rating of A, which will help improve your environmental performance. All in all, this PIR insulation board will provide substantial long-term energy savings for your home.

Thickness: 110 mm
Length: 2400 mm
Width: 1200 mm
Coverage: 2.88 m²
R-value: 5.0 m²K/W
Thermal conductivity: 0.022 W/mK
Certification: BA 16/5352 BBA  17/5405
Country Origin: UK


The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.

  • Size
    2400mm x 1200mm
  • Coverage (m²)
    2.88
  • Thickness
    110mm
  • Material
    PIR

Do You Ship to My Address?

We deliver to most mainland UK addresses. If you are in one of the areas listed below and are unable to checkout, please give us a call to put together a custom quote.

Northern Ireland (BT), Isle of Wight (PO30-37), Isle of Man (IM), Scottish Highlands and Orkney Isles (PA, ML, EH, KA, G, KY, PH, DD, AB, IV, KW), Outer Hebrides and the Shetland Isles (HS, ZE) will incur additional charges and may also experience delivery delays.

How Much Will My Delivery Cost?

You can work out the cost of delivery on your order before checkout by heading to our Delivery Info page.

How Long Will Delivery Take?

We aim to deliver your items in 3 - 5 Working Days unless otherwise specified (eg - Sheds and Paving Kits). After you have placed your order, we will process your order and book a delivery day - which will then be sent to you via Email.

If have a specific request, please do give our team a call on 01156976800 and we will do our best to help.

What If I Need to Return Something?

If for any reason you wish to return your purchase, we will offer a refund or an exchange as long as this is requested within 14 days of receiving your order.

A manufacturer’s restocking charge may also apply on certain products such as non-stock items, which may be up to 30% of the purchase price, and you will be notified of this amount when you request a refund or exchange.

For full information visit our Returns Policy.

Celotex XR4110 High Performance PIR Insulation - 2400 x 1200 x 110mm
Celotex

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

£43.35 Ex VAT
£52.02 Inc VAT
110mm Celotex XR4110 is a versatile multi-purpose insulation board. It is suitable for all sorts of applications including pitched roofs, flat roofs, solid floors and masonry walls and steel framed and timber framed systems. It is easy to handle, cut and shape. This high-performance insulation board delivers outstanding thermal performance. It meets the required U-value even though it's thinner than most similar products on the market.

The innovative low emissivity foil facing improves thermal performance in sealed cavity air spaces and boosts the potential U-value. The XR4110 has been designed to the highest industry standards, with a BBA (British Board of Agreement) seal of approval as fit for use in defined roof, wall and floor applications when installed, used and maintained according to the guidelines in the certificate.

The XR4110 has a BRE (Building Research Establishment) Green Guide Rating of A, which will help improve your environmental performance. All in all, this PIR insulation board will provide substantial long-term energy savings for your home.

Thickness: 110 mm
Length: 2400 mm
Width: 1200 mm
Coverage: 2.88 m²
R-value: 5.0 m²K/W
Thermal conductivity: 0.022 W/mK
Certification: BA 16/5352 BBA  17/5405
Country Origin: UK


The R-value denotes the resistance to heat flow – the higher the R-value the more insulating the product is.

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