Products: NVHR®

All New Natural Ventilation with Heat Recycling


Breathing Buildings first introduced the NVHR facade based mixing in 2013. Our latest models benefit from continuous improvement programmes including a more robust metal fabricated enclosure, numerous performance and energy saving enhancements.


NVHR Air Flow Strategies

Natural ModeNatural Mode

  • Damper opens
  • Single sided ventilation
  • Works with other openings in the space



Summer Mode

  • Damper opens fully
  • Air delivered to rear of the space
  • Natural exhaust through the units
  • Night cooling



Winter Mixture NVHRWinter Mixing

  • Draught mitigation strategy
  • Mixes warm room air with fresh external air
  • Natural exhaust through the unit

The BIM components are available for download below:

For more information, see the Resources section on the right hand side of this page, or watch our video on NVHR® Explained.

Breathing Buildings