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Description
The 150mm Celotex XR4150 PIR Insulation Board – 2400mm x 1200mm (69.12m², 24 Boards) is a high-performance multi-purpose rigid insulation solution designed for use in pitched roofs, flat roofs, solid floors, masonry walls, and steel or timber framed systems. Manufactured from polyisocyanurate (PIR), these lightweight and durable insulation boards deliver excellent thermal performance while offering easy handling, cutting, and installation.
Celotex XR4150 features advanced low-emissivity foil facings that improve thermal performance in sealed cavity air spaces, helping reduce U-values and enhance overall building energy efficiency. With a thermal conductivity of 0.022 W/mK and an impressive R-value of 6.80 m²K/W, this insulation board provides outstanding insulation performance with a reduced thickness compared to many traditional insulation materials.
Designed to meet high industry standards, Celotex XR4150 is BBA certified and achieves a BRE Green Guide A rating for sustainability. Suitable for both residential and commercial applications, these PIR boards help deliver long-term energy savings while supporting efficient and sustainable construction.
Key Features
High-performance 150mm PIR rigid insulation board
Suitable for roof, wall, and floor insulation applications
Designed for pitched roofs, flat roofs, solid floors, masonry walls, and framed systems
Excellent thermal conductivity of 0.022 W/mK
Provides outstanding thermal resistance of 6.80 m² K/W
Low-emissivity foil facings improve insulation performance in cavity air spaces
Helps achieve lower U-values with reduced insulation thickness
Lightweight, rigid, and easy to handle, cut, and install
Provides long-term energy-saving benefits
BBA certified for defined roof, wall, and floor applications
BRE Green Guide A-rated for environmental performance
Suitable for residential and commercial construction projects
Dimensions & Pack Size
Product Type: PIR Insulation Board
Insulation Material: Polyisocyanurate (PIR)
Colour: Silver
Thickness: 150mm
Length: 2400mm
Width: 1200mm
Coverage per Board: 2.88m²
Pack Quantity: 24 Boards
Total Coverage: 69.12m²
R-Value: 6.80 m²K/W
Thermal Conductivity: 0.022 W/mK
Certification: BA 16/5352, BBA 17/5405
DELIVERY INFORMATION
FAST RELIABLE UK DELIVERY STANDARD DELIVERY - 1 TO 3 WORKING DAYS FREE DELIVERY ON ORDERS OVER £500 PALLET DELIVERY AVAILABLE NEED IT URGENTLY? CONTACT US FOR EXPRESS OPTIONS
