ARDEX Polyiso Roofing Insulation

Closed-cell PIR Foam Insulation Board


The ARDEX Polyiso Insulation Board offers high-energy efficiency for which PIR boards are renowned. The ARDEX Polyiso board is suitable for adhered, ballasted and mechanically fastened single-ply roofing systems. It provides outstanding thermal resistance, dimensional and compressive strength. The lightweight, easy-to-handle insulation is suited for application onto steel roof, concrete or wood deck.


  • Thickness:
    38.1mm, 50.8mm and 58.4mm
    (please contact ARDEX for availability of other thicknesses)
  • Substrates:

    Suitable for steel, concrete and wood deck substrates

  • Colours: Dark Grey
  • Dimensions:

    1.22m x 2.25m