Keep your tankless water heater running at peak performance with expert maintenance from Sterling Mechanical — San Diego’s trusted home comfort specialists. Regular maintenance helps extend the life of your system, improves energy efficiency, and prevents costly breakdowns. Our licensed technicians perform detailed inspections, flush the system to remove scale buildup, and ensure every component is operating correctly. With over 25 years of experience and a commitment to honest, hassle-free service, we make it easy to stay ahead of water heater issues. Schedule your tune-up today and enjoy reliable hot water year-round.