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Thread: R438a
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17-04-2012, 01:38 PM #1
R438a
Can 438A be used in a R22 pumped circulation system (-28 degC)? If so what are the implications?
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17-04-2012, 11:33 PM #2
Re: R438a
Maybe not, see the second from last paragraph on page 2....
http://www2.dupont.com/ISCEON/en_US/...guidelines.pdf
Read the lot anyway.Brian - Newton Abbot, Devon, UK
Retired March 2015