Home Education Glossary of Terms
Glossary of Technical Terms - U

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z

“U” Factor: Thermal Conductivity

Ultraviolet: Invisible radiation waves with frequencies shorter than wave lengths of visible light and longer than X-ray

Underwriters Laboratories: Abv. UL. Underwriter’s laboratories, inc. maintain and operate laboratories for the examination and testing of devices

Unit Heater: A fan and motor, a heating element, and an enclosure hung from a ceiling or wall.

Unit Ventilator: A terminal unit in which a fan is used to mechanically circulate air over the heating coil

Urethane Foam: Type of insulation which is foamed in between inner and outer walls of display case

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z


Main Menu

Contact Us!

Phone: (972) 466-4440

Email: service@collinsair1.com

Hours: 24 hour service

Make a request

Click on a button below to send us a request. We will respond promptly.