Don’t look past Sano Heating & Air Conditioning if you need assistance with regular heating maintenance in Fullerton, CA. Your whole-house heater requires ongoing care to run smoothly. If you like being able to crank up the heat in the winter, it’s in your best interest to schedule a professional tune-up annually. Our furnace maintenance service is worth your time because it can prevent minor and major problems from hindering your system. It can also give the unit a much-needed boost. All makes and models perform better after receiving timely tweaks. A good cleaning and a new filter will make your heating unit more efficient.