75mm Kingspan Kooltherm K110 Soffit Board is a premium performance insulation board for installation in structural ceilings. Frequently used in commercial applications, such as car parks, it is perfect for both new build and refurbishment projects. The Kooltherm K110 insulation boards are made up of a fibre free rigid thermoset phenolic core, with a glass tissue based facing on one side and low emissivity composite foil on the reverse surface. They have a thermal conductivity of 0.018 W/mK, which is the best on the market. The boards are manufactured with a blowing agent that has zero Ozone Depletion Potential (ODP) and low Global Warming Potential (GWP). These Kingspan K110 soffit boards are FM approved to a Class 1 fire rating under Class Number 4880. They come in 2400mm x 1200mm boards, and are lightweight and rigid. This makes them quick and easy to install, which is important given that they must be fixed in place overhead.