Comparing MRCOOL’s 24 SEER2 with Zone Air’s 23 SEER2? The choice comes down to...

https://oscar-wiki.win/index.php/If_My_Line_Set_Run_Is_Long,_Is_Zone_Air%E2%80%99s_75_ft_Option_a_Big_Deal%3F

Comparing MRCOOL’s 24 SEER2 with Zone Air’s 23 SEER2? The choice comes down to value versus cold-weather reach: Zone Air is the best value for heating above -15°F, while MRCOOL Hyper Heat keeps going down to -22°F. Match the system to your winter lows.