Kingspan Thermfloor TF70

About

Kingspan Thermafloor TF70 is a premium PIR floor insulation board designed for use in solid and suspended ground floor systems. With a thermal conductivity of 0.022 W/m·K , it offers excellent energy performance in a slim and durable profile—ideal for new builds, extensions, and refurbishments. TF70 is foil-faced on both sides , improving thermal resistance and reducing downward heat loss. It’s suitable for installation beneath screed , concrete slabs , or floating floor finishes , and is compatible with underfloor heating systems . Key Features: Thermal conductivity: 0.022 W/m·K Application: Solid and suspended floor insulation Foil-faced both sides for enhanced thermal performance Excellent compressive strength and dimensional stability Quick and easy to install with minimal waste Available in a range of thicknesses Ideal For: Solid concrete or screed floors Suspended timber floor upgrades Underfloor heating systems requiring efficient insulation Projects targeting low U-values and improved EPC ratings At Insulation UK , we supply Kingspan TF70 insulation boards in multiple sizes and thicknesses, available with fast UK-wide delivery.