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This refrigerant is intended as a replacement for R-22. R-22 production will be phased out by 2020 as per the Montreal Protocol. [2] Key Characteristics: Colourless and Odourless: R407C is visually clear and does not emit a noticeable smell. Non-Flammable: Safe to use under normal operating conditions due to its non-flammable nature. [3]
R-421A is for use in "air conditioning split systems, heat pumps, supermarket pak systems, dairy chillers, reach-in storage, bakery applications, refrigerated transport, self-contained display cabinets, and walk-in coolers". Uses mineral oil (MO), Alkylbenzene (AB), and POE. R-422B is for use in low-, medium-, and high-temperature applications.
Currently used in residential and commercial air-conditioners and heat pumps. R-134a HFC-134a CH 2 FCF 3: 1,1,1,2-Tetrafluoroethane: 3790 1550 Widely used Most used in 2020 for hydronic heat pumps in Europe and the United States in spite of high GWP. [58] Commonly used in automotive air conditioners prior to phase out which began in 2012. R-410A
R-410A is a refrigerant used in air conditioning and heat pump applications. It is a zeotropic but near-azeotropic mixture of difluoromethane (CH 2 F 2, called R-32) and pentafluoroethane (CHF 2 CF 3, called R-125). R-410A is sold under the trademarked names AZ-20, EcoFluor R410, Forane 410A, Genetron R410A, Puron, and Suva 410A.
In the late 1920s, a research team was formed by Charles Franklin Kettering in General Motors to find a replacement for the dangerous refrigerants then in use, such as ammonia. [3] The team was headed by Thomas Midgley Jr. [ 4 ] In 1928, they improved the synthesis of CFCs and demonstrated their usefulness for such a purpose and their stability ...
Some of our favorite celebrity-endorsed items plus bestsellers — like a KitchenAid mixer for $99 off — are the hot deals to shop at QVC for Black Friday.
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