Refrigerants

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India has continued to block the move for a global hydrofluorocarbon (HFC) phasedown at a meeting of Montreal Protocol nations due to concerns over cost and availability of technology.

As an HVACR contractor, you may be the first to spot signs of abuse, and your awareness may save a life. 

Retrofitting HFC refrigerants into systems designed for HCFC-22 is gaining attention especially in refrigeration because that sector moved especially fast to R-22 when CFCs faced phaseout. This article from Honeywell is a detailed look at retrofit procedures.

The 2013 editions of ASHRAE’s major refrigerants-related standards, incorporating 41 new addenda, have been published.

Many advocates and policy makers are taking action now to find and use refrigerants with much lower GWPs than HFCs to anticipate the phase down and avoid what could be a costly double transition. 

One field problem frequently encountered with this type of metering device is that it can become plugged with system debris, causing a restriction. When this happens, the cap tube will typically need to be replaced.

Refrigerants are all the talk these days in refrigeration. That was evident at the 66^th International AHR Expo in New York City.

DuPont Refrigerants announced a successful settlement with T.A. Fresco regarding a case involving the packaging and sale of counterfeit illegal DuPont Suva 134a.

DuPont Refrigerants has announced a successful settlement with T.A. Fresco, a company in the Philippines, in a case involving the packaging and sale of counterfeit illegal DuPont™ Suva® 134a refrigerant.

The Alliance for Responsible Atmospheric Policy has announced its support for the negotiation of an amendment to the Montreal Protocol which would curtail the global growth of greenhouse gas emissions from HFCs.