What Advice To Hvac Professionals Have About Periodic Maintenance Of The Heating / Cooling Systems In A Home?

wash your outside unit (condenser) from the inside out with garden hose, if you just spray the outside coils it just drives the dirt and debris in, clean the inside A coil with a spray that is available at most home centers, keep the condensate line clean by adding a ounce or 2 of bleach and change you filters often, actually a electro static filter is the way to go