RKC Instrument Inc.
RKC is a worldwide manufacturer of multi loop and single loop temperature controller process controller indicator control system and level meter as well as temperature sensor humidity level, pressure transducer and recorder.
http://www.rkcinst.com/english/index.html

Nigo- elektronik
Manufacturer of wood dryers, temperature and humidity controllers and various equipment for measurement and control.
http://www.nigos.co.yu

LAE Electronic Srl
LAE ELECTRONIC - temperature control system manufacturer
http://www.lae-electronic.com/

Precon Inc.
Manufactures sensors, probes and controllers for temperature, humidity and gas monitoring. Information about products and capabilities.
http://www.preconusa.com/

General Eastern Instruments
GE Sensing is an industry leader in design & manufacture of sensing instruments & devices that measure temperature, pressure, liquid level, humidity, gas concentration & flow for customer's critical applications. Products include Flow Meters, hygrometers, pressure sensors, calibrators, moisture meters & other measuring instruments.
http://www.generaleastern.com/

Avatel
Avatel, Trademark of Elucit Inc., specializes in data loggers and weather stations for monitoring and organising data collection of temperature, humidity, degree-days, and leaf wetness
http://www.avatel.com/

Klima Design A/S
Producer of climate controllers for pig farms, poultry houses etc. Equipment for supervising and alarm monitoring of temperature humidity oxygen pH etc. Speech computer offers remote control through telephone confirmed in clear speech
http://www.klima-design.com/gb/

Pro-Tech Online
Poultry and livestock products and services. From specialized thermostats to precise data gathering instruments to humidity controllers. Product and price information.
http://www.pro-techinc.com/

COMECO
COMECO Corporate Site
http://www.comecogroup.com/

EdgeTech
EdgeTech develops and manufactures side scan sonar, side scan sonar systems, sub-bottom systems, and combined sidescan/sub-bottom systems, as well as moisture & humidity dew point hygrometers.
http://www.edgetech.com