Kingspan Kooltherm K103 Phenolic Floorboard 2400 × 1200mm – 25mm (Pack of 12, 34.56m²)
Kingspan Kooltherm K103 Phenolic Floorboard 2400 × 1200mm – 25mm (Pack of 12, 34.56m²)In stock
Minimum order £400 ex VAT, free delivery in England · Mainland Wales & Scotland: minimum order £400 ex VAT + £40 + VAT delivery
Delivery timing depends on stock and location; contact us before ordering if your project has a deadline. Full delivery rules
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Bulk orders? Call 03330 908479 or contact us for a bulk quote.
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Delivery
Minimum order £400 ex VAT, free delivery in England · Mainland Wales & Scotland: minimum order £400 ex VAT + £40 + VAT delivery · Full delivery rules
- Free delivery with forklift offload
- Minimum order £400 ex VAT on insulation, plasterboard & drylining
Minimum order applies: add £400.00 ex VAT of these items to reach the £400 ex VAT minimum order.
Delivery timing depends on stock and location; contact us before ordering if your project has a deadline. Full delivery details · Urgent courier quote (extra charge) · 03330 908479
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- Genuine manufacturer stock
- Trade pricing, shown ex VAT
- Call 03330 908479 for bulk quotes
Kingspan Kooltherm K103 is a phenolic floorboard (phenolic insulation core, glass tissue facings) for solid concrete and suspended timber floors. It has a declared thermal conductivity of 0.019 W/mK and, at this thickness, a thermal resistance of 1.30 m²K/W according to the manufacturer's datasheet. Kooltherm K-range boards are sold by the full pack only: this listing is for 12 boards covering 34.56m².
Specifications
| Brand | Kingspan |
|---|---|
| Thickness | 25mm |
| Board size (L × W) | 2400 × 1200mm |
| Material | Phenolic insulation core, glass tissue facings |
| Thermal conductivity (λ) | 0.019 W/mK |
| Thermal resistance (R-value) | 1.30 m²K/W |
| Reaction to fire | Euroclass C-s2,d0 |
| Product standard | BS EN 13166 |
| BBA certificate | 16/5299 |
| Boards per pack | 12 |
| Coverage per pack | 34.56m² |
| Sold as | Full pack of 12 boards (34.56m²) – full packs only, packs are not split |
Delivery
Free delivery to England on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it.
Downloads & technical information
- Kingspan Kooltherm K103 technical datasheet (PDF)
- Kingspan Kooltherm K103 Declaration of Performance (PDF)
- Kingspan Kooltherm K103 BBA certificate (PDF)
- Kingspan product page (manufacturer website)
See the full range of Kingspan insulation boards.
FAQs
Can I buy single boards?
No. This product is sold in full manufacturer packs only. One pack contains 12 boards (34.56m²) and the price shown is for the whole pack.
How many do I need?
Divide the area to be covered (m²) by 34.56m² and round up, then allow around 10% extra for cutting and waste.
What are the delivery charges?
Free delivery to England on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it. Delivered in England only. We do not deliver to Northern Ireland or the Scottish islands.
Where can I find U-values and installation guidance?
See the manufacturer documents linked in the Downloads & technical information section above, or contact our team for help.
Thickness & R-value table – this product: R 1.30 m²K/W
Thickness & R-value table – this product: R 1.30 m²K/W
Kingspan Kooltherm K103 Phenolic Floorboard – all 11 thicknesses we stock.
| Thickness | λ (W/mK) | R-value (m²K/W) |
|---|---|---|
| 25mm this product | 0.019 | 1.30 |
| 40mm | 0.019 | 2.10 |
| 50mm | 0.019 | 2.60 |
| 60mm | 0.019 | 3.15 |
| 70mm | 0.019 | 3.65 |
| 75mm | 0.019 | 3.90 |
| 90mm | 0.019 | 4.70 |
| 100mm | 0.019 | 5.25 |
| 120mm | 0.019 | 6.30 |
| 140mm | 0.019 | 7.35 |
| 150mm | 0.019 | 7.85 |
R-value = thickness (m) ÷ thermal conductivity λ, using the λ declared for each product, rounded down to the nearest 0.05 m²K/W. Always check the manufacturer's declaration of performance and your U-value calculation for Building Regulations.
Delivery information
Delivery information
Minimum order £400 ex VAT. Free delivery in England. Mainland Wales and Scotland: £400 ex VAT minimum plus £40 + VAT delivery.
Insulation, plasterboard, drylining, ceilings, timber, aggregates and cement. Separately delivered ranges have separate minimums. Access panels and Evolution fixings have their own delivery rules.
Delivery timing depends on stock and location; contact us before ordering if your project has a deadline.
