How often should I schedule AC maintenance service?

Begin with a professional in-home assessment and a free estimate. We help you choose unit type, thermostat, zoning, and indoor air quality options. Energy-efficient models can reduce energy use by 20% to 50%. Improper installation can raise bills and void warranties. Licensed, insured, background-checked technicians install all brands. Annual maintenance improves reliability and helps keep manufacturer warranties valid. We install AC systems in Novato.