Classification Information
AIR CONDITIONING, HEATING, HEAT PUMP, AND HEAT RECOVERY APPARATUS IN THE NATURE OF MODULAR REFRIGERATION, HEATING, HEAT PUMP, HEAT RECOVERY UNITS; AIR CONDITIONING, HEATING, HEAT PUMP, HEAT RECOVERY SYSTEMS CONSISTING PRIMARILY OF CHILLERS, EVAPORATORS, HEAT EXCHANGERS, MOTOR AND COMPRESSOR UNITS, CONTROLLERS FOR AIR CONDITIONING UNITS, HEATING UNITS, HEAT PUMP UNITS AND HEAT RECOVERY UNITS, NEW AND RETRO FIT CENTRAL COMPRESSOR MULTIPLE EVAPORATOR AIR CONDITIONERS, HEATERS, HEAT PUMPS, AND HEAT RECOVERY EQUIPMENT, AUTOMATIC TEMPERATURE REGULATORS FOR AIR CONDITIONING, HEATING, HEAT PUMP, AND HEAT RECOVERY SYSTEMS, AND CONTROL SYSTEMS FOR AIR CONDITIONING, HEATING, HEAT PUMP, AND HEAT RECOVERY INSTALLATIONS
Environmental Control Apparatus