Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m Roof Insulation
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Kingspan Kooltherm K107 Pitched Roof Board (All Sizes) - 2.4m x 1.2m

SKU: K107/25

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  • Premium insulation board: Kingspan Thermaroof TR26
  • Fibre-free phenolic core, ISO certified
  • Size: 2.4 x 1.2m, 0.019 W/mK conductivity

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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
40mm 8 23.04m2
50mm 6 17.28m2
60mm 5 14.4m2
70mm 4 11.52m2
75mm 4 11.52m2
80mm 4 11.52m2
90mm 3 8.64m2
100mm 3 8.64m2
120mm 2 5.76m2


Discover the Kingspan Thermaroof TR26 Flat Roof Board at! This premium insulation board features a fibre-free rigid thermoset phenolic core, ideal for warm roof spaces. Certified to meet ISO standards, it offers superb thermal resistance and exceeds 120 kPa compressive strength. Sized conveniently at 2.4 x 1.2m with low emissivity composite foil facings on both sides, it's your go-to solution for a snug, energy-efficient roof space.

Key Features

  • Premium insulation board for warm roof spaces
  • Fibre-free rigid thermoset phenolic core
  • Certified under ISO standards for quality, environment, health, and safety, as well as energy management
  • Low emissivity composite foil facings on both sides
  • Size: 2.4 x 1.2m
  • Thermal conductivity: 0.019 W/mK
  • Compressive strength at 10% compression exceeds 120 kPa


Kingspan Kooltherm K107 Pitched Roof Board is manufactured to the highest standards under a management system certified to ISO 9001: 2015 (Quality Management Systems. Requirements), ISO 14001: 2015 (Environmental Management Systems. Requirements), ISO 45001: 2018 (Occupational Health and Safety Management Systems. Requirements with guidance for use) and ISO 50001: 2018 (Energy Management Systems. Requirements with Guidance for Use).

The Facings

Kingspan Kooltherm K107 Pitched Roof Board is faced on both sides with a low emissivity composite foil, autohesively bonded to the insulation core during manufacture. This reflective, low emissivity surface improves the thermal resistance of any unventilated cavity adjacent to the board.

The Core:

The core of Kingspan Kooltherm K107 Pitched Roof Board is a premium performance fibre–free rigid thermoset phenolic insulant manufactured with a blowing agent.


Frequently Asked Questions

What is the core material of the board? The board features a fibre-free rigid thermoset phenolic core, ensuring premium insulation performance.

What certifications does the product hold? Kingspan Thermaroof TR26 is certified under ISO 9001:2015, ISO 14001:2015, ISO 45001:2018, and ISO 50001:2018 standards, guaranteeing quality, environmental responsibility, and adherence to health and safety protocols.

What are the dimensions of the board? The board comes in a convenient size of 2.4 x 1.2 meters.

How does it enhance thermal resistance? With low emissivity composite foil facings on both sides, the board effectively improves thermal resistance, ensuring energy efficiency.

What is the thermal conductivity of the board? The thermal conductivity of Kingspan Thermaroof TR26 is 0.019 W/mK, indicating its excellent insulating properties.

What is the compressive strength of the board? The board exceeds 120 kPa compressive strength at 10% compression, ensuring durability and long-lasting performance.

Can it be used in both ventilated and unventilated pitched roofs? Yes, the board is suitable for insulating warm roof spaces in both ventilated and unventilated pitched roofs, under tiles or slates.

Is the product environmentally friendly? Yes, with its low emissivity composite foil facings and adherence to ISO environmental standards, Kingspan Thermaroof TR26 promotes sustainability in construction projects.

How does it contribute to energy efficiency? By providing superior insulation, the board helps reduce heat loss and maintain a comfortable indoor temperature, thereby contributing to energy savings.

Is the product suitable for residential and commercial applications? Yes, Kingspan Thermaroof TR26 is suitable for use in various residential and commercial construction projects requiring high-performance insulation solutions.

Length 2400mm
Width 1200mm
Thermal Conductivity 0.019 W/mK
Material Type Phenolic

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Delivery will always take place on a weekday (Mon - Fri).
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