Goods & Services
Class 37:
air duct cleaning services; installation, maintenance and repair services for air-cooled compressors and heat exchanger pumps; installation, maintenance and repair services of air-cooled heat exchangers; installation and repair of heating, ventilating and air-conditioning systems; installation, maintenance and repair of heating, ventilation and air-conditioning [HVAC] systems; installation, maintenance and repair of HVAC [heating, ventilation and air conditioning] systems; installation, maintenance and repair of air-conditioning systems; installation of heating, ventilation and air-conditioning systems; installation and repair of air-conditioning systems; installation of heating, ventilation and air-conditioning [HVAC] systems