Heat Recovery Ventilator

heat-recovery-ventilator - Copy

The example above shows a single heat exchanger unit. Mine has two heat exchangers in series for extra efficiency, over 90% heat transfer.

Heat Recovery Ventilator
Heat Recovery Ventilator

This unit is like opening a window for fresh air and keeping up to 90% of the heat or cooling that I have paid for. Indoor air quality is typically a lot worse than outdoor air quality. I don’t get a buildup of noxious fumes from building materials. The air has a fresher smell to it also.