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rmay635703 · 07-25-2016, 11:11 AM

Natural gas air conditioning was always touted as the "most efficient" air conditioning system since the early 90's (27:1 or something in the 90's)

Yet try to find any information about the things.

07-25-2016, 11:11 AM	#2 (permalink)
rmay635703 home of the odd vehicles Join Date: Jun 2008 Location: Somewhere in WI Posts: 3,891 Silver - '10 Chevy Cobalt XFE Thanks: 506 Thanked 867 Times in 654 Posts	Natural gas air conditioning was always touted as the "most efficient" air conditioning system since the early 90's (27:1 or something in the 90's) Yet try to find any information about the things.