If you do not understand the following truths and myths, you are probably putting your HVAC business wealth at a high level of risk. 

The application of wet heat technology has expanded over the years and new technologies that improve control and efficiencies are pushing this industry sector further ahead. 

Many businesses in the area were severely damaged, but that didn’t stop contractors from immediately heading back out into the field to help customers in need.

HVACR contractors looking for plentiful job opportunities, high salaries, available training, and an abundance of service calls should head for the Golden Coast or the Buckeye State, according to a list of top states to work in HVACR, compiled by Emerson Climate Technologies, a business segment of Emerson.

About a month before the AHR Expo, the U.S. Environmental Protection Agency (EPA) indicated it would permit the industry to produce and import 39 million pounds of virgin HCFC-22 in 2013, down from 55 million pounds in 2012.

We are going to look at issues related to a partially restricted filter/drier. For this purpose I have included a service checklist as well as a number of illustrations.

While much of the buzz at the AHR Expo was on dwindling supplies of new HCFC-22, reclamation of that refrigerant, and use of alternative HFCs in retrofits, a number of conversations centered on alternatives beyond familiar HFCs. 

Gone are the days of the three basic refrigerants: R-12, R-22, and R-502. Today’s technicians need to be well-educated on all of the refrigerants they encounter.

From residential to commercial to futuristic, these wet heat applications provide a quick look at what contractors are specifying for some of their boiler customers. 

Weldin Construction’s Mechanical Division has successfully completed multiple hydronic installations throughout the Joint Base Elmendorf-Richardson (JBER) Air Force base near Anchorage, Alaska.