Warmline 56mm PIR Insulated Decking Board

The Warmline 56mm insulated roof decking board combines high-performance PIR insulation board with bonded plywood, delivering an integrated solution for flat roof applications. This composite board merges thermal insulation and structural decking into a single product, streamlining installation for contemporary warm flat roof systems.

Featuring a fibre-free 50mm PIR insulation core bonded to a robust 6mm plywood layer, this decking board delivers outstanding strength, dimensional stability and sustained thermal performance. Purpose-built to enhance energy efficiency across flat roofing projects, it helps satisfy UK Part L building regulation standards.

The 56mm Warmline insulated decking suits both new construction and renovation work, enabling installers to complete insulation and decking in one step, thereby cutting labour expenses and project duration.

Key Features

1. 50mm PIR insulation board with integrated decking
2. 6mm plywood bonded layer for strength and durability
3. Board size: 2400mm x 1200mm x 56mm
4. Coverage: 2.88m² per board
5. R Value: 4.15 m2K/W
6. U Value: 0.21 W/m2K
7. Weight Per Board with 6mm Plywood (kg): 20.2
8. High-performance insulated roof decking for flat roofs
9. Complies with Part L Building Regulations (UK)

Applications

• The Warmline PIR insulated decking board is suitable for a wide range of flat roof waterproofing systems, including:
• Mechanically fixed single-ply membranes
• Fully adhered single-ply systems
• EPDM rubber roofing systems
• GRP (fibreglass) roofing systems
• Torch-on felt roofing systems
• Other single-ply membrane applications

Why Choose Warmline Insulated Roof Decking?

• Merges insulation and decking into one product
• Shortens installation duration and reduces labour expenses
• Delivers superior thermal performance for warm flat roofs
• Durable plywood-faced PIR insulation with excellent strength
• Compatible with multiple flat roofing systems
• Perfect for UK residential and commercial roofing applications

Info

Browse our full range of Warmline Insulation products. We deliver across the entire UK Mainland. For advice on product suitability for your project or to request a bulk quotation, contact us on 02038839057 / 02038839057, email sales@insulationbee.co.uk or use Live Chat - Lowest UK Insulation Prices near me.