Site Search

Thermakraft 220

Thermakraft 220 is a fire retardant, absorbent, breathable wall underlay. It is a white non-woven polypropylene, for use on timber framing behind exterior wall cladding. Thermakraft 220 offers a high degree of water vapour permeability.


Key Features

  • BRANZ appraised
  • Water barrier
  • Fire retardant
  • Breathable
  • Absorbant
  • Translucent

Advantages

  • Can be used as a wall underlay on timber framed buildings with absorbent and non-absorbent P.V.C wall cladding direct fixed to framing.
  • Can be used as a wall underlay on timber buildings with absorbent and non-absorbent wall cladding installed over an 18mm minimum drained cavity.
  • Is suitable for use in all Building Wind Zones of NZS 3604 up to, and including, “Very High”.
  • Will provide temporary weather protection during construction. Translucency of the underlay will enable work to proceed during inclement weather.
  • Unaffected by LOSP treated timber.