14 seer single and three phase single packaged air conditioner and gas furnace system with r-410a refrigerant 2-5 nominal tons (sizes 24-60) (10 pages)
15.2+ seer2 2-stage packaged air conditioner and gas furnace system with r-410a refrigerant single and three phase 2-5 nominal tons sizes 24-60 (61 pages)
