Celotex XR4165 General Purpose PIR Insulation Board – 2400 X 1200 X 165mm

As a highly versatile multi-purpose insulation board, this Celotex XR4165 insulation is suitable for multiple applications such as pitched and flat roofs, solid floors, masonry walls and timber and steel framed systems. It consists of polyisocyanurate (PIR) and is convenient to handle, cut and shape.

This high performance, insulation can be fitted between rafters and joists to provide a highly insulating layer of insulation. It can deliver excellent thermal performance and has an impressive thermal conductivity of 0.022 W/mK, which allows it to easily meet the required uValue without being too thick.

Features & Benefits: Celotex XR4165 General Purpose PIR Insulation Board – 2400 X 1200 X 165mm

• 2.88m² coverage
• 2400mm length x 1200mm width x 165mm thickness
• Energy-saving PIR insulation board
• High thermal performance
• Quick & easy to install
• Can be used in various roof, wall and floor applications
• Low emissivity foil facings for improved thermal insulation performance in cavity air spaces
• 7.50m²K/W rValue
• 6.69kg/m² maximum weight
• CS(10Y)140 compressive strength (kPa)

But wait – there’s more! Thanks to the low emissivity foil facing, thermal performance in sealed cavity air spaces is boosted, raising the potential uValue even further. This insulation board is designed to Quality Management Standard ISO 9001:2015 and has a BBA (British Board of Agrément) certificate, giving you extra peace of mind. Additionally, this XR4165 insulation has a BRE (Building Research Establishment) Green Guide Rating of A, which will help improve your environmental performance. All in all, this sturdy PIR insulation board will provide you with substantial long-term energy savings.

Standards & Certification

• Spread of flame: Euroclass F Reaction to Fire classification, according to BS EN 13501-1. Products with this level of classification are not provided with a rating for smoke emission.
• Thermal conductivity: 0.022W/mK, according to BS EN 13165 for factory made rigid polyurethane foam (PU) product
• Certification: BBA certified
• BRE Green Guide Rating: A