Kingspan Thermaroof TR26 Flat Roof Board (All Sizes) 2400mm x 1200mm All Insulation
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Kingspan Thermaroof TR26 Flat Roof Board (All Sizes) 2400mm x 1200mm

SKU: TR26 25mm

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These products are sold in pack quantities only. Price listed is per pack. Please see pack quantities below.

Thickness Boards Per Pack Coverage Per Pack
25mm 12 34.56m2
50mm 6 17.28m2
60mm 5 14.4m2
70mm 4 11.52m2
80mm 4 11.52m2
90mm 3 8.64m2
100mm 3 8.64m2
105mm 3 8.64m2
110mm 3 8.64m2
120mm 2 5.76m2
125mm 2 5.76m2
130mm 2 5.76m2
140mm 2 5.76m2
150mm 2 5.76m2


Kingspan Flat roof insulation boards are CFC and HCFC free! It is a rigid, fibre-free and high-performance urethane thermoset polyisocyanurate insulation board. This foil-faced Therma TR26 insulation is perfect for the flat roofs waterproofed with mechanically fixed single-ply waterproofing. In addition to this, it is also used on limited access pitched, zero pitch roofs, flat concrete, metal or timber roof decks. Kingspan Flat roof Insulation is manufactured with the aid of blowing agent having low Global Warming Potential and zero Ozone Depletion Potential. On both sides, it is faced with a composite foil of low emissivity.


  1. High-performance rigid thermoset insulation.
  2. Highly compatible with all mechanically fixed PVC single-ply waterproofing systems.
  3. Resistant to the passage of water vapour.
  4. Easy to handle and install.
  5. Ideal for new build and refurbishment.
  6. Composed of non–deleterious material.
  7. CFC and HCFC free.
  8. Manufactured to ISO 14001: 2015 and certified to BES 6001
  9. Zero ODP and low GWP.
  10. Resistant to solvents,fungi & rodents.
  11. Durable.


This durable and fibre-free Therma TR26 is easy, simple and fast to install.

Standard product features:

Size:1.2 x 2.4 m.

Technical Specifications:

  1. Thermal conductivity: 0.022 W/m.K.
  2. Compressive strength at 10% compression : 150 kPa
  3. Water vapour resistance: Greater than 100 MN.s/g
  4. Kingspan Thermaroof TR26 is available with FM Approval to FM 4470 - please see the product brochure or search 'Kingspan Therma' on the FM Approvals online listing website for the conditions of approval.


  1. BS EN ISO 9001: 2015
  2. BS EN ISO 14001: 2015
  3. ISO 45001: 2018 (Occupational Heath & Safety Management Systems. Requirements with guidance for use)
Length 2400mm
Width 1200mm
Coverage Per Sheet 2.88m2
Thermal Conductivity 0.022 W/mK
Material Type Polyiso

Est Delivery between and

Delivery will always take place on a weekday (Mon - Fri).
For information on delivery costs and more view our delivery info page.

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