An Energy Recovery Ventilator (ERV) or Heat Recovery Ventilator (HRV) is an air to air energy exchanger found in modern, energy efficient homes. Due to the tight construction of new homes, your home can no longer “breathe” on its own. An ERV or HRV allows for fresh air exchange by exhausting stale indoor air and supplying an equal volume of fresh …
Both types of air exchangers allow the homeowner to control the air quality in their home (by replacing stale indoor air with fresh outdoor air ) as opposed to relying on the often inadequate leaks in the home to provide ventilation. How does an ERV Work? An ERV works almost identically to an HRV but it.
What is an HRV? What is an ERV? What do they do? – Lifebreath, Do I need an HRV or an ERV ? | vanEE, All about home Ventilation, Heat Exchangers HRV’s & ERV’s …
4/12/2012 · Additionally, ERV systems allow for maintaining the ideal relative humidity of 40% to 50% in indoor home environments. This range can be maintained under more or less all conditions with the only energy penalty being the electric for the blower to overcome the pressure drop in the system.
