Robust and multi-talented

The wood chip and wood pellet heating system KWB Multifire is the all-rounder for economical heating.

60.000 times proven combustion system

  • Under-feed combustion system with cast-iron burner plate for long term reliability
  • KWB rotary grate cleaning MultiFlex for different fuel qualities
  • High efficiency thanks to broadband lambda and negative pressure control system

Flexible fuel selection for high security

  • Multi-mode: Operation with wood chips or wood pellets
  • Different qualities possible

Stable conveyor system

  • Optimized trough shape – minimum power consumption
  • Robust, maintenance-free, heavy duty gear unit for long service life
  • Individual planning of the conveyor system

Unique in efficiency

  • Patented heat exchanger cleaning and reduction in flow loss leads to optimal heat exchanges
  • Consistently high efficiency thanks to special turbulators
  • Low fuel consumption and quiet operation