You might want to check out the Gree 12,000 BTU 25 SEER Terra. 25 SEER HSPF 9.0 COP 3.5
heating to -4
Terra Series - Ductless Wall Mount Heating and Cooling | Gree Comfort
https://www.acwholesalers.com/Gree-A...&trail=18442:1 Ton:1004:Gree
I have a Gree 9,000 BTU Terra series we are very happy with it so far. I have only been running it since Oct so I don’t have a long term review