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Thermakraft 215

Thermakraft 215 Bituminous Self Supporting Roofing Underlay is specifically designed for use in Domestic and Commercial type buildings. 


Key Features

  • Self supporting
  • High water resistance
  • Absorbant
  • Breathable


  • Versatile building Underlay, designed for use in residential and commercial wall and roof applications.
  • Reduces wind entry into wall and roof cavities, improving thermal efficiency of bulk insulation.
  • High water resistance provides for temporary weather protection prior to installation of cladding, and acts as a secondary layer of water protection during its serviceabler life.
  • Highly water vapour permeable, allowing excess water vapour that may otherwise condense in the wall structure to escape.
  • Lap line printed.