CO₂ as a refrigerant in cascade supermarket systems, transcritical applications, transport refrigeration, and heat pumps were among major developments in recent years. Here is a summary of those developments.

There is no question that ongoing training is needed in the HVACR industry. The real question may be: How qualified are those doing the training? RSES has proposed an answer through the development of its RSES Certified Trainer (RCT) program.

Across the HVACR industry, contractors and trade associations are welcoming veterans in an organized and conscientious way, with numerous success stories resulting from their efforts.

When you are from Texas and you have the words “Jon Wayne” in your name — even with a bit of a spelling twist — you had better make a big impression. Such is the case with Jon Wayne Heating and Air of San Antonio, which was chosen by The NEWS as this year’s “Best Contractor to Work for” in the South.