Heat Recovery Ventilation Systems
An expert guide to heat recovery ventilation (hrv) systems, and how they work to ventilate a home without unnecessarily wasting heated or conditioned air. Inside a heat recovery ventilator, one fan draws outdoor air in and another fan blows stale room air outside. Both fans blow the air through a central heat-exchange core that extracts […]
Buying an HRV (Heat Recovery Ventilator)
A heat recovery ventilator (HRV), sometimes called an air-to-air heat exchanger, is different than conventional vents and fans. With standard ventilation, air circulates through static, open vents or is expelled by fans, such as those used in bathrooms, kitchens, and attics. When room air escapes or is expelled, the energy that was used to heat […]