Carel USA
- Manufacturer of industrial, commercial and residential humidifiers. Manheim, Pennsylvania, USA.
- http://www.carelusa.com

Air Tech Equipment Ltd.
- Supply a range of de-humidifiers. Includes online operational videos and product specifications.
- http://www.humidex.ca/

Humidity Control
- Site offers humidity control systems for self contained chambers, environmental rooms and generating units.
- http://www.humiditycontrol.com

ML System a/s
- Danish manufacturer of energy saving high-pressure humidification system for direct humidification in industrial premises.
- http://www.ml-system.dk/

Humidity Control Systems Ltd
- Offer specialists in the field of dehumidification and humidity control.
- http://www.humiditycontrol.co.uk

Dehumidifier Corp. of America
- Site offers the manufacturing of indoor swimming pool, industrial, and outside air dehumidifiers.
- http://www.dehumidifiercorp.com/

American Moistening Company
- Offers products for humidification, dust suppression, and evaporative cooling solutions.
- http://www.amco.com/