Rigid PIR Insulation 1200 x 2400 x 100mm

Key features

• Thermal conductivity 0.022 W/mK for effective thermal performance
• Compressive strength 175 kPa provides structural stability
• Moisture-resistant foam profile ensures durability on site
• 1200 × 2400mm sheet size simplifies coverage and reduces waste
• 100mm thickness fits standard building cavity dimensions
• Lightweight format reduces handling effort and installation time
• Suitable for cavity walls, floors and roofs in new build and retrofit
• Available from leading manufacturers: Ecotherm, IKO, Mannok, Recticel, Unilin

Specifications

Board length

2400mm

Board width

1200mm

Board thickness

100mm

Thermal conductivity

0.022 W/mK

Compressive strength

175 kPa

Material

Rigid polyisocyanurate (PIR) foam

Moisture resistance

Yes

Sheet area

2.88 m²

Typical weight

approximately 14.4 kg per board

Suitable applications

Cavity walls, floors, roofs

Installation method

Board format for standard building cavities

Manufacturers

Ecotherm, IKO, Mannok, Recticel, Unilin (subject to stock)

Common applications

• Cavity wall insulation in new build residential and commercial projects
• Cavity wall insulation in refurbishment and retrofit work
• Suspended floor insulation between joists
• Pitched roof insulation between rafters
• Flat roof insulation in warm roof construction
• Basement and below-ground wall insulation
• Thermal bridging reduction in timber frame construction
• Loft insulation top-up in existing properties
• Insulation behind external cladding systems
• Party wall insulation in terraced and semi-detached properties

Search keywords

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Description

Rigid PIR insulation board in 1200 × 2400 × 100mm format is a lightweight foam solution for cavity wall insulation, floor insulation and roof insulation in new build, refurbishment and retrofit projects. The moisture-resistant profile ensures durability on site, whilst the board format simplifies handling and installation across standard building sequences.

With thermal conductivity of 0.022 W/mK and compressive strength of 175 kPa, this PIR board delivers effective thermal performance and structural stability. The 1200 × 2400mm sheet size and 100mm thickness provide practical coverage and ease of fit in standard building cavities. We supply rigid PIR insulation boards from leading manufacturers including Ecotherm, IKO, Mannok, Recticel and Unilin, available subject to current stock. All brands meet the same performance standards for thermal resistance and moisture resistance, making them suitable alternatives for your insulation project.