2,400+ Definitions
HVAC GLOSSARY
Every HVAC term, acronym, and industry phrase — defined in plain English.
Jet Fan
Jet fans are axial fans mounted in tunnel ceilings that…
Jet Throw
The horizontal or vertical distance a supply air jet travels…
Joule Thomson Effect
The Joule-Thomson Effect describes the temperature change that occurs when…
Journeyman Technician
A journeyman technician is a skilled HVAC professional who has…