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Your specification

See below for your natural fibre insulation specification.

For more detailed information and more accurate U-value calculations please take this specification to your chosen supplier. See asbp.org.uk/group/natural-fibre-insulation for a list of NFI suppliers.

  • – Interior
  • – 22mm timber floor boards
  • – Vapour control membrane
  • – 160mm wood fibre or cork insulation
  • – Damp proof membrane
  • – Sand blinding
  • – 150mm compacted stone aggregate
  • – Ground
  • – Intérieur
    – Plancher en bois de 22 mm
    – Membrane pare-vapeur
    – Isolation fibre de bois ou liège 160mm
    – Membrane anti-humidité
    – Sable aveuglant
    – Agrégat de pierre compacté de 150 mm
    – Sol
  • – P/A ratio of 0.8
  • – The specification above achieves a U-value of 0.19 W/m2K
  • – Rapport périmètre/superficie = 0.8
  • – Pour cette spécification R = 5.38 m2K/W