Do you hear the silence?

Special features

  • Heat recovery efficiency up to 94%
  • Countercurrent heat exchanger
  • Enthalpie heat exchanger
  • Constant volume flow
  • Noise of its own from LpA, 10m² = 8,4 dB(A)
  • Acoustic insulation Dn,e,w up to 70 dB
  • Filter class F7/ePM1 60% in the standard for exhaust air
  • Pollutants in the exhaust air detectable with VOC-sensor
  • Single room or more room solution
  • Passiv house certified
  • hygienic tested conform to VDI 6022 Bl. 1-konform


  • Multiple family dwelling and single-family houses
  • Student residence and retirement homes
  • Daycare facility for children and schools
  • Hotels
  • Office rooms

The M-WRG-II series is available at June 28, 2019