Enhance your building’s energy efficiency with the 100mm Celotex GA4100 PIR Insulation Board (2400mm x 1200mm). Designed with high-performance PIR technology, this rigid thermal panel provides exceptional insulation for walls, floors, roofs, and lofts. With a low thermal conductivity of 0.022 W/mK, the GA4100 board ensures excellent heat retention while remaining lightweight and easy to install.
Maximise energy savings with this durable, moisture-resistant Celotex PIR board, perfect for new-builds, renovations, and commercial projects.

Features

Superior Thermal Efficiency

Low thermal conductivity of 0.022 W/mK reduces heat loss and helps improve energy ratings.

Thick 100mm Profile

Provides high-performance insulation while maintaining minimal internal space loss.

Durable and Moisture-Resistant

Rugged PIR construction ensures long-term stability and resistance to moisture.

Lightweight for Its Size

Weighing 11.95kg, the GA4100 board is manageable for installation across large areas.

Generous Coverage

Each board measures 2400mm x 1200mm and covers 2.88m², improving installation efficiency.

Ideal For

• Walls, floors, and roof insulation
• Loft conversions and extension projects
• Domestic and commercial renovation work
• Projects requiring high-performance, space-efficient insulation
• Builders, contractors, and trade professionals

Is the 100mm Celotex GA4100 suitable for both new builds and refurbishment projects?

Yes, the GA4100 PIR board is ideal for both new construction and refurbishment, providing reliable thermal efficiency across multiple applications.