Commercial HVAC systems are designed to be extremely efficient, conserving energy and operating in the most effective way possible. They are designed using energy-saving technology that reduces the amount of energy used and lowers the company's operating costs. Over the years, energy-saving technology can be used to maintain and upgrade the systems for continued optimum performance. There are several things you can do to maintain your commercial HVAC system so that it continues to work efficiently for many years to come.