90mm Kingspan Kooltherm K103 Floorboard (pack of 3)
Guide Price
90mm Kingspan Kooltherm K103 Floorboard (pack of 3)
Guide Price: £288.64 (£346.37 inc VAT)
Price per m2: £33.41/m2 (£40.09 inc VAT)
- Product Code: A1-2084
- Delivery Time: 3 - 7 days
- Brand: Kingspan (Tech. support: 01544388601)
- Model and Size: 2400x1200mm - 8.64m2
- Weight: 31.10kg
Our ratings on 04-11-2025:
4.8 out of 5
90mm Kingspan Kooltherm K103 Floorboard (pack of 3)
Width: 1200mm
Length: 2400mm
Pack Quantity: 3
Density: 40kg/m3
Weight/m2: 3.6kg
Weight: 31.1kg
Thermal Conductivity: 0.019W/mK
R-Value: 4.74m2K/W
Compressive Strength: 120kPa
90mm Kingspan Kooltherm K103 Floorboard is a premium performance lower lambda insulation with a fibre-free rigid thermoset phenolic core. The board faced on both sides with a glass tissue based facing, autohesively bonded to the insulation core during manufacture. It used for insulating beam and block, concrete, and timber floors. If correctly installed, Kingspan Kooltherm K103 Floorboard can have an indefinite life. Its durability depends on the supporting structure and the conditions of its use.
APPLICATION
- Beam and Dense Block Ground Floors
- Suspended Timber Ground Floor
- Solid Concrete Ground Based Floor

- Premium performance rigid thermoset insulation
- Unaffected by air infiltration
- Resistant to the passage of water vapour
- Fire Rating (Reaction to Fire) - Euroclass: C-s2,d0
- Easy to handle and install can reduce the cost of related items - soil removal, service connections
- Ideal for new build and refurbishment
- Resistant to short term contact with petrol and with most dilute acids, alkali and mineral oils
- Resist attack by mould and microbial growth, and do not provide any food value to vermin

Kingspan Kooltherm K103 is manufactured under a
- management system certified to ISO 9001: 2015 (Quality management systems),
- ISO 14001: 2015 (Environmental management systems),
- ISO 37301: 2021 (Compliance management systems),
- ISO 45001: 2018 (Occupational health and safety management systems)
- ISO 50001: 2018 (Energy management systems).
BBA Certificate 16/5299
Brand: Kingspan
Model and Size: TP10 1200x2400
Delivery Time: 2 - 3 working days
60mm Kingspan Thermapitch TP10 is a high-performance insulation board specifically designed for use in tiled or slated pitched roofs. Featuring a high-performance rigid thermoset insulation core, it is faced on both sides with a low emissivity composite foil facing, which enhances its thermal effici..
£64.58
£77.50 inc VAT
Brand: Kingspan
Model and Size: 1200mm x 2400mm - 17.28m2
Delivery Time: 5 - 7 days
50mm Kingspan Kooltherm K112 Framing Board is a high-performance insulation solution designed specifically for use in framed buildings. This rigid phenolic foam board offers exceptional thermal performance, with a low thermal conductivity of just 0.019 W/m·K, making it one of the most efficient insu..
Guide Price: £575.58
£690.70 inc VAT
Brand: Kingspan
Model and Size: N300R 60mm - 5.25m2
Delivery Time: 3 - 5 days
60mm Kingspan Styrozone N300R XPS Board is an insulation for inverted roofs, basements, car park decks, and heavy-duty commercial, industrial and cold store flooring. They have high compressive strength, and a closed cell structure which resists the absorption of ground water and the passage of wate..
Brand: Kingspan
Model and Size: 1200mm x 450mm - 6.48m2
Delivery Time: 1 - 5 working days
40mm Kingspan Thermapitch TW50 is a high-performance rigid insulation board designed specifically for use in cavity wall applications, particularly in new build and refurbishment projects. Manufactured using a premium polyisocyanurate (PIR) core, this insulation board offers exceptional thermal perf..
£124.98
£149.98 inc VAT
Brand: Kingspan
Model and Size: 1200mm x 450mm - 2.70m2
Delivery Time: 3 - 5 days
100mm Kingspan Thermapitch TW50 is a high-performance rigid insulation board designed specifically for use in cavity wall applications, particularly in new build and refurbishment projects. Manufactured using a premium polyisocyanurate (PIR) core, this insulation board offers exceptional thermal per..
£137.80
£165.36 inc VAT
Brand: Kingspan
Model and Size: TP10 1200x2400
Delivery Time: 2 - 3 working days
50mm Kingspan Thermapitch TP10 is a high-performance insulation board specifically designed for use in tiled or slated pitched roofs. Featuring a high-performance rigid thermoset insulation core, it is faced on both sides with a low emissivity composite foil facing, which enhances its thermal effici..
£47.91
£57.49 inc VAT