# Kingspan Thermawall TW55 Insulation 1200mm x 2400mm - All Sizes

#### Kingspan Thermawall TW55 [Data Sheet](https://cdn.shopify.com/s/files/1/0705/2869/6596/files/kingspan-thermawall-tw55-brochure-en-gb_1.pdf?v=1731063774)

Kingspan Thermawall TW55 Insulation is a high performance insulation with a fibre-free rigid thermoset polyisocyanurate (PIR) core. It is used to insulate timber and steel framing systems, and has a thermal conductivity of 0.022 W/mK.

**Applications:**

-   Insulation for Steel Framing and Timber Systems
-   Thermal conductivity as low as 0.022 W/m.K
-   Convenient for use with steel and timber frame wall constructions
-   Does not get affected through air movement
-   Easy to install and handle
-   Perfect for refurbishment
-   Non–deleterious material

Kingspan Thermawall TW55 Insulation is a high-performance insulation for timber frame and steel frame walls. It has a thermal conductivity of 0.022 W/mK.

Kingspan Thermawall TW55 Insulation boards are easy to cut and handle, ensuring an efficient installation process. They are available in a range of thicknesses.

**Pack Sizes:**

**Thickness**

**Boards per Pack**

**Pack Coverage**

20mm

15

43.20m2

25mm

12

34.56m2

30mm

10

28.80m2

40mm

8

23.04m2

50mm

6

17.28m2

60mm

5

14.40m2

70mm

4

11.52m2

75mm

4

11.52m2

80mm

4

11.52m2

90mm

3

8.64m2

100mm

3

8.64m2

120mm

2

5.76m2

125mm

2

5.76m2

140mm

2

5.76m2

150mm

2

5.76m2

**\*Sold as pack only. We do not split packs  
****Price shown are Pack Prices.**

## Details

- **Price:** 148.05 GBP - 274.13 GBP
- **Vendor:** Kingspan
- **Tags:** Home & Commercial Insulation, KINGSPAN, Thermawall, TW55

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 25mm | 274.13 GBP | In stock |
| 30mm | 270.20 GBP | In stock |
| 40mm | 247.15 GBP | In stock |
| 50mm | 206.39 GBP | In stock |
| 60mm | 214.14 GBP | In stock |
| 70mm | 187.80 GBP | In stock |
| 80mm | 215.64 GBP | In stock |
| 90mm | 179.05 GBP | In stock |
| 100mm | 183.57 GBP | In stock |
| 120mm | 148.05 GBP | In stock |
| 125mm | 170.60 GBP | In stock |
| 140mm | 181.85 GBP | In stock |
| 150mm | 182.19 GBP | In stock |

## Images

- Kingspan Thermawall TW55 PIR insulation board for walls
- Kingspan Thermawall TW55 PIR insulation board for walls
- Kingspan Thermawall TW55 PIR insulation board for walls

---

> Source: [Next Day Insulation](https://nextdayinsulations.com/products/kingspan-thermawall-tw55-insulation-1200mm-2400mm)
> Updated: 2026-07-30