75mm Celotex GA4000 PIR Insulation Board

The 75mm Celotex GA4000 is a high-performance polyisocyanurate (PIR) Insulation Board offering superior thermal efficiency and straightforward installation. Featuring a low emissivity foil facing, this product suits multiple applications including Floor Insulation, walls, and roofs.

These lightweight 75mm PIR boards measuring 2400 x 1200mm deliver reliable Insulation performance with exceptional thermal properties. The low emissivity foil facing enhances thermal efficiency in sealed cavity spaces. The product achieves a BRE Green Guide A rating, demonstrating strong environmental credentials. BBA certification confirms suitability for Timber Frame Dwellings (16/5352) and Pitched Roof, Dry Lining, and Floor Insulation applications (17/5405).

Properties

Thickness: 75mm PIR

Length: 2400mm

Width: 1200mm

Dimensions: 2,400mm x 1,200mm x 75mm = 2.88m2

Weight: 6.74kg

Density: 42kg/m3

Material: Polyisocyanurate PIR Insulation

Profile: Improved thermal performance

Thermal Conductivity: 0.022 W/mk

R-Value: 3.40 m2K/W

Series: Celotex GA4000

Compressive Strength: 120kPa

Vapour Resistivity: 100 MNs/gm

Building Regulations: Compliant - 16/5352 | 17/5405

Finish: Low Emissivity Composite Foil Facing

Applications: Walls|Roofs ǀ Floors ǀ Ceilings

BBA Certified: Yes (no. 17/5405, 16/5352)

Reaction to Fire: Euroclass F

Edge Profile: Square Edge

Features: High-performance PIR Rigid Insulation

About

Thermal Performance - This 75mm Insulation Board delivers outstanding thermal efficiency with a thermal conductivity rating of 0.022 W/m.K, enabling thinner insulation layers whilst meeting required U-values.

High Performance Facer - The integrated low emissivity foil facing boosts thermal performance within sealed cavity spaces, delivering improved U-value results.

Easy to Install - These 75mm Celotex boards combine lightweight construction with rigid strength, simplifying transport, handling, and installation on site.

BBA Certified - The Celotex GA4000 range holds BBA approval for specified roof, wall, and floor applications when installed and maintained according to certification requirements.

Sustainability - Celotex Insulation GA4000 achieves a BRE Green Guide Rating of A

Applications

Roofs - Pitched Roof Insulation - Between and Under Rafters Roofs - Flat Roof Insulation - Balconies and Terraces Roofs - Flat Roof Insulation - Between and Under Joists Walls - External Wall Insulation - Upgrading Cavity Walls Walls - External Wall Insulation - Timber Frame Walls Walls - External Wall Insulation - Solid Walls Floors - Ground Floor - Beam and Block Floors Floors - Ground Floor Insulation - Concrete Slab Ground Floors Floors - Ground Floor Insulation - Upgrading Concrete Slab Floors Floors - Ground Floor Insulation - Suspended Timber Floors

Celotex PIR Insulation

This 75mm PIR Insulation Board combines excellent thermal performance with a compact profile, making it ideal for achieving high insulation values in confined spaces. Widely specified by contractors and builders, it enhances building energy efficiency, reduces operational heating and cooling expenses, and creates more comfortable interior conditions.

Info

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