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Howdens Underlay

2 Products
    • Howdens High Performance 5mm Rigid Extruded Polystyrene Foam Underlay 10.8sq/m

      PRODUCT CODE: SDH0909

      • Compatibility Not Suitable for Underfloor Heating
      • Thermal Conductivity 0.024 W/mK
    • 4-in-1 Foil-Backed 3mm Low Density Polyethylene Underlay 10.8sq/m

      PRODUCT CODE: SDH0915

      • Compatibility Not Suitable for Underfloor Heating

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