50mm Thermal PIR Insulation 2400x1200x50mm

The 50mm PIR Insulation Board (2400x1200mm) is a high-performance, rigid thermal board ideal for insulating walls, floors, and pitched or flat roofs. Manufactured with a closed-cell polyisocyanurate (PIR) core and foil facings on both sides, it delivers excellent thermal conductivity and resists moisture, making it a popular choice for energy-efficient builds.

Lightweight, easy to handle, and simple to cut on-site, this 50mm board is ideal for reducing heat loss in residential renovations, extensions, and commercial upgrades—perfect for where moderate insulation depth is needed without sacrificing efficiency.

Applications of 50mm PIR Insulation

• Suitable for wall cavities, flat/pitched roofs, and floors
• Ideal for residential and light commercial use
• Meets UK building regulation thermal performance standards
• Compatible with timber, masonry, and steel frame structures
• Quick to install with foil-tape sealed joints

Delivery in and Around London

We offer fast delivery of 50mm PIR insulation boards to:

• London boroughs: Hackney, Croydon, Camden, Southwark, Lewisham
• Greater London areas: Enfield, Barnet, Redbridge, Bexley
• Surrounding counties: Kent, Essex, Hertfordshire, Surrey

Available in single sheets or pallet loads for trade and bulk orders.