Any business that uses refrigeration is dealing with rising costs. The price of HFCs has increased dramatically over the last few years, and with the EPA phasedown of HFCs beginning this year, experts ...

Although torch brazing is the most widely used brazing method, finding a skilled operator for the process is a difficult task for many manufacturers. Moreover, it elevates regulatory and safety ...

Brazing and soldering practices are one of many areas in the HVACR field where what is commonly practiced isn’t what’s best, and what’s taught doesn’t apply in all cases. Let’s start with the basics.

Remember when copper was commonly used in mobile air conditioning? Hans Fernqvist does. He’s a leading technical expert on climate AC systems at Volvo Car Corp. and has been actively involved in the ...

This article was updated March 7, 2023. It was originally published Dec. 9, 2004. Engineers have an impressive array of ways to join two pieces of metal including adhesives, nuts and bolts, and a long ...

Welding gives an enthusiast the ability to join separate pieces of metal, making them one. It is the ultimate fabrication art. Skilled craftsmen spend years perfecting their technique, while on the ...