# Kingspan Kooltherm K118 Insulated Plasterboard

#### Kingspan Kooltherm K118 [Data Sheet](https://www.kingspan.com/content/dam/kingspan/kil/products/kooltherm-k118-insulated-plasterboard-gb-and-ireland/kingspan-kooltherm-k118-brochure-en-gb.pdf)

Kooltherm K118 is an advanced insulated plasterboard for mechanically fixed and adhesively bonded insulated drylining.

It allows for extremely thin wall constructions with an insulation component that delivers a thermal conductivity of 0.019 W/mK.

Providing insulation, drylining and vapour control in one board, it can be used with solid stonework and brickwork, with or without an existing lining.

**Product Highlights**

-   One of the thinnest commonly used Internal Wall Insulation (IWI) - ideal for retaining internal space within buildings
    
-   Ideal for buildings that can’t be insulated on the outside
    
-   Insulation, drylining and vapour control in one board
    
-   Allows quick response heating
    
-   Lightweight insulation that is easy to transport, handle and install
    

**Pack Sizes:**

Insulation Thickness

Overall Thickness

Boards Per Pack

Pack Coverage

25mm

37.5mm

21

60.48m2

30mm

42.5mm

18

51.84m2

40mm

52.5mm

15

43.20m2

45mm

57.5mm

14

40.32m2

50mm

62.5mm

12

34.56m2

60mm

72.5mm

11

31.68m2

**\*Sold as Packs only. We do not split packs.**

## Details

- **Price:** 1072.4 GBP - 1559.96 GBP
- **Vendor:** Kingspan
- **Type:** Insulated Plasterboard
- **Tags:** K118, KINGSPAN, KOOLTHERM, Plasterboard

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Please call or email / 25mm + 12.5mm | 1559.96 GBP | In stock |
| Please call or email / 30mm + 12.5mm | 1379.08 GBP | In stock |
| Please call or email / 40mm + 12.5mm | 1218.09 GBP | In stock |
| Please call or email / 45mm + 12.5mm | 1216.47 GBP | In stock |
| Please call or email / 50mm + 12.5mm | 1111.74 GBP | In stock |
| Please call or email / 60mm + 12.5mm | 1072.40 GBP | In stock |

## Images

- Kingspan Kooltherm K118 Insulated Plasterboard for insulation
- Kingspan Kooltherm K118 Insulated Plasterboard for insulation
- Kingspan Kooltherm K118 Insulated Plasterboard for insulation

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> Source: [Next Day Insulation](https://nextdayinsulations.com/products/kingspan-kooltherm-k118-insulated-plasterboard)
> Updated: 2026-07-21