Did you know? Scheduling quarterly preventive maintenance on your HVAC Equipment could save you hundreds or even thousands in repair costs down the road. Jerry's Tip Of The Month: Homeowners should consider replacing ancient HVAC units with new high-efficiency models. By doing so you will save on energy costs and improve the quality of your life in the process. Replacing a piece of equipment that is more than 12-15 years old will pay for itself within a few years.