40mm Kooltherm K118 is a top-tier insulated plasterboard for mechanically fixed and adhesively bonded insulated drylining. Its 0.019 W/mK thermal conductivity enables slim wall designs. Offering insulation, drylining, and vapour control in a single board, it suits solid stonework, brickwork, and existing linings.
Features and Benefits:
- 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
