Warmline PIR Ply thermal laminate insulated ply wood Warmline Insulation

Warmline PIR Ply Laminate

PIR backed ply thermal laminate boards.

Suitable for use flat roofs waterproofed with mechanically fixed, bonded and torch-on waterproofing membranes.

High performance PIR insulation bonded to 6mm ply.

Simple solution that is quick and easy to install.

Can be used to improve reliable long-term energy savings in new and refurbishment projects.

Fully applicable with Part L building regulations.

Thicknesses and Availability:

Good availability for delivery in and around London (within the M25).

These items can be delivered nationwide, however, additional courier charges will apply. Please contact me with you requirements and I will confirm costs.

This Warmline PIR Ply Range includes the following readily available product thicknesses: 56mm, 96mm, 106mm and 126mm.

Product Information

General information about Warmline PIR Ply Laminate

Product Application

Flat roof decking board

Warmline PIR Ply laminate is suitable for flat roofm balconies and terrace applications waterproofed with mechanically fixed, adhered bonded and torch-on membranes.

Product Make-up


Warmline PIR Ply Laminates are fabricated by bonding a sheet of PIR insulation, manufactured from rigid polyisocyanurate (PIR) using a blowing agent that has zero ozone depletion potential (zero ODP) and low global warming potential (GWP), to plywood.


Faced with a 6mm ply wood sheet on the front face while the hidden face is aluminium foil.

Product Properties

Thickness 29.5mm to 92.5mm (including plasterboard)
Board Length 2.4m
Board Width 1.2m
Board Edge Tapered Edge (plasterboard)

Product Prices

Buy Warmline PIR Ply Laminate

These items are shipped direct to site from the manufacturer. Additional delivery charges may apply. Please Click Here for a breakdown on the charges, or contact us to discuss your requirements.
Warmline products are presently under review - please contact me to discuss your requirements.

Reasonable stock levels are generally held and available for delivery in London, within the M25.

  • Generally 1 or 3 working days for delivery
  • Generally 1 to 5 working days for delivery
  • Generally 5 to 10 working days for delivery
  • Special request or made to order item, allow extended lead times. Minimum order levels may apply.
  • Please call to check availability and approximate lead times

Product Performance and Guides

Product Performance, Manufacturer Downloads, and Installation Guides

Product Performance

Thermal Conductivity 0.022 W/mK
Product Thickness Thermal Resistance kg/m²
Warmline PIR Ply 96mm 96mm 4.15 m²K/W 20.2 kg/m²
Warmline PIR Ply 106mm 106mm 4.60 m²K/W 21.1 kg/m²
Warmline PIR Ply 116mm 116mm 5.05 m²K/W 22 kg/m²
Warmline PIR Ply 126mm 126mm 5.50 m²K/W 22.9 kg/m²
Warmline PIR Ply 136mm 136mm 5.95 m²K/W 23.8 kg/m²
Warmline PIR Ply 146mm 146mm 6.40 m²K/W 24.7 kg/m²
Warmline PIR Ply 156mm 156mm 6.85 m²K/W 25.5 kg/m²

Product Downloads

Warmline Insulation