Hydrofluorocarbon (HFC)-134a replaced chlorofluorocarbon (CFC)-12. Now, 134a is on its way out, too. The July 2, 2015, ruling from the U.S. Environmental Protection Agency (EPA) set forth the time frames for the phasedown of certain HFC refrigerants in specific applications.
An iced-up evaporator is a common service call for any service technician working in this industry. Generally, determining this is the cause of the system problem is rather easy. But what caused the evaporator to ice up may not always be obvious.
At a recent International Institute of Ammonia Refrigeration (IIAR) meeting, Mark S. Dreux, a partner and head of the OSHA group at the Washington, District of Columbia, law firm Arent Fox LLP, gave a presentation on how facility personnel can manage the biggest challenges associated with an OSHA inspection.
There are many options for renting portable coolers, but in a pinch, how can contractors guarantee they’ll get what customers need? Here are some guidelines to ensure a company rents the right portable equipment and some tips for speeding up the response time.
While certain provisions within the House and/or Senate versions of the bill have received support from industry and environmental organizations, many differences exist between the House and Senate versions of the bill that must be reconciled during conferencing.
Millennials are price-sensitive, as cost has the greatest influence on their purchase decisions above all other factors, including quality, brand, store, and availability. So, they may not be willing to pay more for the higher efficiency HVAC systems that they claim to want.
In addition to the final determination stating that the DOE will now regulate portable air conditioners, the agency also issued new rules for test procedures for portable air conditioners and is currently developing energy conservation standards for these units.