For 2026, compare DIY mini splits by more than headline efficiency: a 24 SEER2...

https://oscar-wiki.win/index.php/Is_Coiling_Extra_Copper_Behind_the_Condenser_a_Problem%3F

For 2026, compare DIY mini splits by more than headline efficiency: a 24 SEER2 rating looks good, but line-set length, cold-weather performance, and included parts matter too. Check whether an 8-75 ft line set fits your room before buying.