Kingspan Thermaroof TR24

About

Kingspan Thermaroof TR24 Flat Roof Insulation Board Kingspan Thermaroof TR24 is a robust PIR insulation board developed for flat roofs with bituminous waterproofing systems , including torch-on felt and mastic asphalt. With a thermal conductivity range of 0.024–0.027 W/m·K (depending on thickness), TR24 offers dependable thermal performance for warm roof constructions across residential, commercial, and industrial projects. The board is foil-faced on both sides , designed for use over concrete, timber, or metal decks. It provides excellent compressive strength, is BBA certified , and compatible with adhered or mechanically fixed waterproofing layers. Key Features: Thermal conductivity: 0.024–0.027 W/m·K Application: Flat roofs with bitumen-based membranes Foil-faced both sides for improved thermal resistance High compressive strength for load-bearing roof areas Suitable for concrete, timber, and metal roof decks BBA certified and FM Approved Ideal For: Warm flat roof constructions in commercial or residential buildings Use with torch-on felt , mastic asphalt , or bituminous membranes New builds and refurbishments needing high strength insulation Projects requiring long-term thermal performance and durability At Insulation UK , we supply Kingspan TR24 boards in a variety of thicknesses—ready for fast UK-wide delivery.