About us: At Legacy, we specialize in HVAC systems for residential new home construction (RNC) and installation and replacement of furnaces, air conditioners, heat pumps, air cleaners, thermostats, humidifiers, heat recovery ventilators (HRV), humidifiers, and garage heaters, as well as other HVAC products! Legacy Heating and Cooling are the leaders in HVAC and Plumbing for Edmonton and Calgary