An environmentally friendly HVAC system can end up paying for itself season after season.
How much money do you save? At least 35-50% per month, depending on the season. In summer, the savings are greater because the water is used in many ways. Some Web sites that have economic calculators where HVAC systems and components can be compared are: Bae.uky.edu, CheResources.com, EnergyCodes.gov, EnergyStar.gov, GreenBiz.com, and WaterFurnace.com