Refrigerants

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There’s a scene in the 1963 film “The Haunting” in which something comes down the hallway of a haunted house one night. It was the first time I ever realized that the unknown and unseen could be more frightening that the known and seen.

The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) and the United Nations Environmental Programme (UNEP) announced an agreement completed during the Montreal Protocol Open Ended Working Group meeting in Paris, which includes development of a global qualification program for refrigerant supply chain networks.

The new products, which are based on hydrofluoroolefin (HFO) technology, are recognized as low-GWP refrigerants.

EPA estimates this final rule will reduce greenhouse gas emissions of 54-64 million metric tons of carbon dioxide equivalent in 2025, equal to the carbon dioxide emissions from the annual energy use of more than 5.8 million homes. 

The HFC management workshop and Open-Ended Working Group meetings are an opportunity to present technical information relevant to HFCs, such as high-ambient temperature performance, safety requirements, and energy efficiency, and to provide a forum to discuss potential obstacles to an HFC phasedown.

What goes inside the equipment is as important, or even more important, than the shiny exteriors and graphic user interfaces on the outside.

Manufacturers of coolers and freezers are staying cool in the face of regulations that have forced them into a temporary holding pattern. 

The Summit was part of a larger Emerson-sponsored event that included Emerson Air Conditioning and its service contractors.

Honeywell Intl. Inc. announced that leading global compressor manufacturers Emerson Climate Technologies Inc., Bitzer, and Frascold have approved Honeywell’s low-global warming potential (low-GWP) refrigerants Solstice N40 (R-448A) and Solstice N13 (R-450A) for use in their commercial refrigeration compressors.

On July 2, the U.S. Environmental Protection Agency (EPA) issued its Final Rule — Protection of Stratospheric Ozone: Change of Listing Status for Certain Substitutes under the Significant New Alternatives Policy Program.