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New low GWP replacement for R404A in hermetically-sealed systems

A new lower GWP replacement for R404A, which blends an HFO and an HFC with a “natural” refrigerant is to be made commercially available next year.
A new lower GWP replacement for R404A, which blends an HFO and an HFC with a “natural” refrigerant is to be made commercially available next year.

This refrigerant blend, R455A, developed by Honeywell, is being considered for ASHRAE classification as an A2L “mildly flammable” gas.

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