California chain will employ EER calculation to compare efficiency of ammonia/CO2 and transcritical CO2 systems to that of baseline systems that use synthetic refrigerants.
A packaged unit for cold rooms reveals savings in electricity costs compared to HFC-based systems.
Questions were asked at ATMO America on how the advent of online shopping would change the market for natural refrigerants in commercial refrigeration.
Last year, Hillphoenix refrigeration equipment was installed in 87% of GreenChill-certified stores under the U.S. Environmental Protection Agency (EPA) scheme.
Two appliance outlets apply magnetic stickers provided by National Ozone Unit to R600a fridges.
AHAM wants EPA to raise limit to 150 g from 57 g so manufacturers can build larger R600a units in U.S.
The MRU is a modular ammonia/CO2 system that offers redundancy and flexibility.