HVAC technicians monitor the refrigeration weight and pressure of a chiller in order to correctly recharge the unit (Source: Flikr)

If a client calls complaining about an air conditioner or heat pump not working properly, a refrigerant leak is one possible source of the problem.

Not only do refrigerant leaks impair system performance, waste money, and hurt the environment, they're also poisonous to humans.

Photo: An HVAC technician checks the temperature gauges on an a/c unit (image source: KOMUnews)

Updated December 2022

Are you considering becoming an HVAC technician? Your first step is to find a well-respected training program that will help you get hired as an apprentice.

Before you can challenge the certification exam, you must complete an apprenticeship. HVAC companies don't usually hire apprentices right off the street, so you'll need some sharp skills to get your foot in the door.

What skills do employers look for?

In this post, we break down the skills and qualities that matter most to HVAC employers.

You will start building these skills in pre-apprenticeship HVAC training, and continue honing them throughout your HVAC career.