There are several types of central heat and air units in the market. When buying a new heating and cooling unit, ensure you know your property needs. Ensure you find all about HVAC technician experience and reputation before hiring the professional. One of the most common problems with HVAC units is that something will break. The most common items that need repair are the compressor, fan motor, or contactor on an outdoor unit. It can also be a leaky coil, circulation pump, or capacitor on an indoor unit. Surprisingly, these repairs can take a while. When an HVAC unit is…