Heat Recovery Ventilation (HRV) is recommend for colder climates.
Venmar Air Exchangers breathe new life into your home or building and help reduce the risk of polluted air. Based on the principle of “good air in, bad air out,” these units revitalize your whole home, not just selected areas.
Mounting evidence has shown that dependence on the natural exchange of air between indoor and outdoor through air infiltration and exfiltration may not be satisfactory for good moisture control and indoor air quality. Plus traditional ventilation methods, like opening a window or use of a common fan, do not provide adequate ventilation. An Energy Recovery Ventilation system is the key to positive moisture control and heat recovery and will help ensure a healthy indoor environment for the occupants. more info