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The SCIENCE Behind Less Refrigerant When Retrofitting?
Posted to HVAC Forum on 4/13/2001 56 Replies

NetChillers:

I know that when doing an R-12 to R134a retrofit you will always recharge with a lesser amount of R134a compared to the OE chage of R12. My question is, what is the REASON for less refrigerant? The notion that 134a is "less efficient" is interes... Login to read more.

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