25mm Kingspan Kooltherm K103 Floorboard (pack of 12)




25mm Kingspan Kooltherm K103 Floorboard (pack of 12)
Price: £428.04 (£513.65 inc VAT)
Price per m2: £12.39/m2 (£14.86 inc VAT)
2 or more £460.01 (£552.01 inc VAT)
3 or more £452.34 (£542.81 inc VAT)
4 or more £440.84 (£529.01 inc VAT)
- Product Code: A1-2076
- Delivery Time: 3 - 7 days
- Brand: Kingspan (Tech. support: 01544388601)
- Model and Size: 2400x1200mm - 34.56m2
- Weight: 34.56kg
Our ratings on 25-04-2025:

4.7 out of 5 - Excellent


4.8 out of 5
25mm Kingspan Kooltherm K103 Floorboard (pack of 12)
Width: 1200mm
Length: 2400mm
Pack Quantity: 12
Density: 40kg/m3
Weight/m2: 1kg
Weight: 34.56kg
Thermal Conductivity: 0.019W/mK
R-Value: 1.32m2K/W
Compressive Strength: 120kPa
25mm 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: 80mm K15 - 11.52m2
Delivery Time: 1 - 2 weeks
80mm Kingspan Kooltherm K15 Rainscreen Board is a premium performance insulation solution featuring a rigid thermoset fibre-free phenolic insulation core. This advanced core is designed to deliver exceptional thermal efficiency, making it an ideal choice for rainscreen applications. The board is fac..
Guide Price: £344.24
£413.09 inc VAT
Brand: Kingspan
Model and Size: TP10 1200x2400
Delivery Time: 2 - 3 working days
25mm 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..
£33.81
£40.57 inc VAT
Brand: Kingspan
Model and Size: jointingclip
Delivery Time: 2 - 3 working days
Jointing Clip connects two sections backtoback along their length to suit cavity widths of up to 300 mm in circumstances where a single section, Kingspan Kooltherm Thermabate Cavity Closer or Kingspan Kooltherm Cavity Closer will not suffice. It should be installed in 100 mm lengths at 300 mm centre..
Brand: Kingspan
Model and Size: 1200mm x 450mm - 2.16m2
Delivery Time: 1-3 working days
115mm Kingspan Kooltherm K106 Cavity Board is a premium performance rigid thermoset fibre-free phenolic insulation core bonded to a water-tight, vapour-open polypropylene fleece and to a inner facing (adjacent to the inner leaf) of a low emissivity composite foil. It is specifically designed to limi..
Guide Price: £127.15
£152.58 inc VAT
Brand: Kingspan
Model and Size: 1200mm x 400mm - 8.64m2
Delivery Time: In Stock 1-2 working days
20mm Kingspan Kooltherm K5 External Wall Insulation Board is a premium performance external wall insulation board specifically designed for masonry walls. It features a rigid phenolic foam core, providing exceptional thermal insulation properties that help reduce energy consumption and enhance the o..
Guide Price: £144.00
£172.80 inc VAT
Brand: Kingspan
Model and Size: 1250x600mm - 3.75m2
Delivery Time: 3 - 5 days
80mm Kingspan Styrozone N 500 R 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 ..
Guide Price: £80.73
£96.88 inc VAT