Comments at the HARDI Fly-In about the reportedly upcoming industry-supported federal HFC phasedown legislation often sounded like Taboo rules.

Panelists reviewed the advantages and disadvantages of most of the alternatives that are currently being considered for unitary and VRF systems.

When the nameplate charge is not specified, there are guidelines and techniques all technicians should follow when charging a system.

While some may be concerned over whether recovery and reclamation efforts will be sufficient to meet the industry’s needs going forward, reclaimers are adamant that R-22 is still widely available, affordable, and legal.

Most standard recovery machines are designed to handle A1 refrigerants, which means they may not have the safety features required for mildly flammable refrigerants.

These products cover a wide variety of refrigerants as well as residential a/c and refrigeration applications.

The rink at Mars Lakeview Arena in Duluth, Minnesota, maintained a full-size ice sheet with 1,750 pounds of R-22. The converted DX chiller system runs on a non-ozone depleting, low-GWP refrigerant , R-449A.

Bacharach announced the addition of 22 halogen refrigerants for its MGS-400 gas detectors in commercial and industrial gas leak monitoring applications.

The regulatory landscape for refrigerants used in chillers has become more complicated, thanks to the court decision that declared the EPA is not authorized to regulate HFC refrigerants under the Clean Air Act.

The International Institute of Ammonia Refrigeration (IIAR) welcomed more than 1,600 attendees and 150 exhibitors to its annual Natural Refrigeration Conference and Expo.