For 2026, compare DIY mini splits by more than SEER2: a 24 SEER2 rating looks...
https://atomic-wiki.win/index.php/What_Tools_Do_I_Need_to_Install_a_Non-DIY_Mini_Split%3F
For 2026, compare DIY mini splits by more than SEER2: a 24 SEER2 rating looks good, but line-set reach (often 8-75 ft), low-temp heating, and parts access matter more day to day. I’d weigh install ease against serviceability before buying.