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R-453A is a hydrofluorocarbon/hydrocarbon (HFC)/(HC) based, non-ozone depleting, low-global warming potential (GWP), direct drop-in replacement refrigerant blend for HCFC-22 (R-22).

How technicians troubleshoot refrigeration system problems is very personal. Each technician has his or her own style and will use various methods.

Recent history suggests post-9/11 veterans are having a difficult time finding jobs. According the U.S. Bureau of Labor Statistics (BLS), unemployment for this group reached 12.1 percent in 2011.

On Oct. 24, 2017, the California Air Resources Board (CARB) held a public workshop to announce two proposed regulations affecting refrigeration and air conditioning equipment manufacturers, end users, contractors, and service technicians.

Technicans are in a unique position in the HVAC contracting world because they often act as both a serviceman and salesperson. Some companies even push for their service techs to sell, offering cash bonuses or other incentives.

You’ve no doubt heard about the “graying of America.” According to the National Institutes of Health, by 2030, about 20 percent of the U.S. population or approximately 72 million individuals will be over the age of 65.

Schools, colleges, and universities are a familiar and valuable market for HVAC contractors. These institutions typically combine a large amount of square footage with a high percentage of building ownership, which often means a willingness to invest for the long term.

Have you noticed the number of telephone calls you, as a consumer, receive that are either solicitations or political in nature? Is through the roof an appropriate description?

A number of disruptors in the retail market and an active regulatory environment present obstacles for HVAC and refrigeration systems’ designers in foodservice operations, supermarkets, and cold storage facilities.

A question I’m frequently asked is, where do you start when improving a poorly performing duct system? Do you tear it out and start over again, or is there an easier way? The good news is, there is a simple, logical pattern you can follow to optimize a duct system.