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NH3ISFORME
13-04-2010, 11:55 AM
I heard that new 410a heat pump systems can operate down to -28C. However I can't find any info about this finding. Only some info on hybrid systems with 410a heat pumps.
nike123
13-04-2010, 01:59 PM
http://www.refrigeration-engineer.com/forums/showthread.php?t=24078