Naics index Naics index description
334512 Humidistats (e.g., duct, skeleton, wall) manufacturing
334512 Humidity controls, air-conditioning-type, manufacturing
334512 Hydronic circulator control, automatic, manufacturing
334512 Hydronic limit control manufacturing
334512 Hydronic limit, pressure, and temperature controls, manufacturing
334512 Ice bank controls manufacturing
334512 Ice maker controls manufacturing
334512 Ignition controls for gas appliances and furnaces, automatic, manufacturing
334512 In-built thermostats, filled system and bimetal types, manufacturing
334512 Incinerator control systems, residential and commercial-type, manufacturing