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Kingspan Thermaroof TR26 Flat Roof Insulation Board 140mm
Kingspan Thermaroof TR26 Flat Roof Insulation Board 140mm
Kingspan Thermaroof TR26 Flat Roof Insulation Board 140mm
Kingspan Thermaroof TR26 Flat Roof Insulation Board 140mm

Kingspan Thermaroof TR26 Flat Roof Insulation Board 140mm

  • Insulation Board
  • Insulation King

  • Free Next Day Delivery (over £500) in the West Midlands
  • Free Standard Delivery (over £500)
  • View our guides for Help & Advice
 (   Ex. VAT) £388.80 £0.00 /
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🚛 Next Day Delivery (West Midlands) – FREE on orders over £500

The Kingspan Thermaroof TR26 Flat Roof Insulation Board is a high-performance PIR insulation solution specifically designed for flat roofs waterproofed with mechanically fixed single-ply systems. Featuring a fibre-free rigid thermoset insulation core faced with low emissivity composite foil on both sides, it delivers outstanding thermal performance while remaining lightweight and easy to install.

Ideal for both new-build and refurbishment projects, the TR26 board is compatible with most mechanically fixed single-ply waterproofing systems and many green roof applications. Its excellent compressive strength, moisture resistance, and fast installation capabilities make it a dependable choice for achieving long-term energy efficiency and roof performance.

Key Features:

  • Suitable for mechanically fixed single-ply waterproofing systems
  • Compatible with most green roof constructions
  • High-performance PIR insulation core with composite foil facings
  • Thermal conductivity of 0.022 W/mK
  • Thermal resistance of 6.35 m²K/W
  • Compressive strength exceeds 150kPa at 10% compression
  • Resistant to the passage of water vapour
  • Lightweight and easy to handle and install
  • Suitable for both new-build and refurbishment projects
  • Available with FM Approval to FM 4470 (conditions apply)

Dimensions & Pack Size:

  • Board Length: 2400mm
  • Board Width: 1200mm
  • Board Thickness: 140mm
  • Board Size: 2400mm x 1200mm
  • Edging: Square Edge
  • Facing: Composite Foil
  • Material: PIR (Polyisocyanurate)
  • Application: Flat Roofing
  • Product Range: Thermaroof TR26
  • Sheets Per Pack: 2
  • Total Pack Coverage: 5.76m²

DELIVERY INFORMATION

  • FAST RELIABLE UK DELIVERY 
  • STANDARD DELIVERY - 1 TO 3 WORKING DAYS
  • FREE DELIVERY ON ORDERS OVER £500
  • PALLET DELIVERY AVAILABLE
  • NEED IT URGENTLY? CONTACT US FOR EXPRESS OPTIONS

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Frequently Asked Questions

Free shipping will automatically be applied to all orders over £500. Simply add over £500 to your cart and you will see the discount while checking out.

Orders under £500 - £50 charge.
Over £500 is free.

We typically deliver orders within 2-3 business days of ordering.

Orders for the West Midlands will be completed in 1 to 2 working days.

Orders for areas out of the West Midlands will be completed in 3 to 4 working days.

Orders made after 5pm will be processed on the following working day.

Our deliveries are typically made between 8am and 5pm, Monday - Friday excluding Bank Holidays (Great Britain).

We are unable to offer timed deliveries.

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