Browse the many options in energy and heat recovery units at F.W. Webb. A heat recovery ventilator takes stale indoor air and replaces it with fresh outdoor air; an energy recovery unit reuses wasted energy lost from ventilation to improve the air quality. Use our convenient filters to sort heat and energy recovery ventilators by size, voltage, material, amperage, and other variables. Explore quality energy and heat recovery units from trusted makers, including Lifebreath, Fan Tech, Broan, and Honeywell Home to find the right fit for your commercial facility or residential home.