140mm Celotex XR4140 PIR Insulation Board 2400 x 1200mm

Celotex 140mm Foil Faced Insulation Board

Celotex XR4140 is a multi-purpose insulation sheet developed to provide simple solutions for overcoming localised thermal bridges. Part of Celotex's XR4000 product range which covers sizes from 110mm - 200mm.

Manufactured from rigid polyisocyanurate (PIR) using a blend of blowing agents that have zero ozone depletion potential (zero ODP) and a low global warming impact. Covered on both sides with low emissivity foil facings.

A high-performance board that has been designed to be friendly to the environment and to reduce household energy bills. This also means a building's carbon footprint is also reduced. In the warmer months, the need for air-conditioning can also be reduced as Celotex have manufactured this product to keep unnecessary heat out. All-in-all, giving great energy savings across the board.

With XR4140 foiled faced sheets you are specifying an insulation board that:

• Is specifically designed to eliminate thermal bridges
• Comes in thicknesses ranging from 110-200mm, making it the thinnest PIR insulation available, in a standard board size of 1200mm x 2400mm 
• Is suitable for use in a number of applications including roof, wall and floor systems
• Is easy to cut and shape
• Includes low emissivity foil facings giving improved thermal insulation performance within cavity air spaces
• Provides reliable long-term energy savings for buildings

Multi-purpose insulation boards

Celotex XR4140 can be specified for use in a variety of applications including:

• Pitched Roofs
• Flat Roofs
• Solid Masonry Walls
• Timber Framed Wall Lining Steel Systems
• Timber Joist Floors
• Concrete Beam Floors
• Concrete Slab Floors
• Solid Masonry Walls
• Steel Framed Wall Lining Systems

Sheets have a high thermal resistance value of 0.022 W/mK which makes Celotex the ideal choice for PIR insulation when there is a lack of depth to work with.

Technical Specifications:

Thermal Conductivity: 0.022 W/mK

R-Value: 6.35m2K/W

Weight: 5.71 KG/m2

Thickness: 140mm

Coverage of Sheet: 2.88m2

Compressive Strength: ≥140kPa - BS EN 826

Material: PIR - Polyisocyanurate

Water Vapour Resistance: >150MNs/g - BS EN 12086: Method B

Fire Rating: Euroclass E

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