A 3-zone DIY mini split is a smart way to heat and cool multiple rooms without...

https://research-wiki.win/index.php/MrCool_5th_Gen_Multi-Zone_Specs_for_the_18k_Model:_What_You_Need_to_Know_Before_Buying

A 3-zone DIY mini split is a smart way to heat and cool multiple rooms without the high energy bills. With a SEER2 rating around 24, these systems are super efficient, even when it dips below -13°F