Specifications include, but are not limited to: HVAC System Cleaning Cleaning includes One each gas/electric rooftop air handling unit Fan, heater unit, coil and all interior compartments Two each air handling units Fan, heater unit, coil and all interior compartments Thirty seven fan coil units Fans, mixing chambers, coils and all interior compartments All accessible connected high velocity supply duct work from roof top, air handlers and fan coil units. All accessible connected low velocity supply duct work from the fan coil units to the supply diffusers All accessible connected intake duct work from the intake grills to the mixing chambers of the fan coil units All accessible connected fresh air duct work for the roof top and air handler units.