This article can be a big help to those that are looking to familiarize yourself with the HVAC system.
Know what you need before you select an HVAC contractor. It will be hard for an HVAC contractor to provide you a price estimate over the phone without knowing what your current system. It will be more hard if you over the phone without the information readily available.
Clean your fan and coils each spring to ensure that your condenser fan operates at it’s best. Clean the outside of your external condenser unit.