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View Full Version : Building a heatpump. Change from r407c to r404a?







CHEMASKBG
23-01-2014, 06:08 PM
Hi!

Im building a heatpump for private use. I live in Sweden so I need a refrigerant for lower temperatures. Im building on a Copeland scroll compressor which was used with r407c. Is it possible to change to another refrigerant?