Schedule Maintnance/ Tune-up Next to quality equipment and a proper installation,maintenance is key to enjoying reliable, efficient heating and air conditioning. Even a new system needs routine maintenance to ensure your investment is protected and your utility bill don’t rise. We offer both seasonal tune-ups and a schedule maintenance plans for the greater San Diego area. Our maintenance plans include other perks you don’t want to miss out. Please call us at (619) 476-6650 for more information.