Duct cleaning apartment with 6 supplies and 1 return cavity. Unit 108. Removed vents and grills, inspected air handler coil and blower. Wiped out drain pan under coil and all accessible surfaces of air handler. Cleaned vents and grills. Duct cleaned change and entry ducts with 2 passes each. Cleaned duct board supply plenum with wipes. Replaced vents and grills and sprayed in hospital grade disinfectant spray. Set thermostat back to cool and 70 degrees.