Let Doctor Power Cooling and Heating Inc carefully inspect your system to make sure it’s operating safely and efficiently. Our  technicians will ensure your gas furnace’s venting and heat exchange system are operating safely to prevent any hazardous gas leaks in your home. According to most leading furnace manufacturers, it’s essential you maintain your system every year. Without an annual inspection, small issues can grow to become serious (and seriously expensive) problems. Also, your furnace will be far less efficient, costing you more in gas and electricity.