Filling of fire-sensitive areas

E.g. Chimneys

Properties:

  • incombustible (A1), temperature-resistance < 1350°C
  • handy when used, granulate, unlimited durability
  • lightweight
  • thermal insulation
  • non toxic, ecological, non rotting, non irritating
  • non sensitive to temperature changes
  • Possibility to ventilate
  • asbestos free

possible ways of working:

mixing with cement
1 volume part of portlandcement
12 volume parts medium vermiculite mix with clean water

loose pouring
Simply pour medium vermiculite around the chimney casing