In 2026, the best DIY cold-climate mini splits hit 24 SEER2 efficiency and...

https://wiki-canyon.win/index.php/What_Are_the_Hidden_Costs_of_a_DIY_Mini_Split_Project%3F

In 2026, the best DIY cold-climate mini splits hit 24 SEER2 efficiency and operate down to -22°F, making them ideal for harsh winters. Most kits come with 8-75 ft line sets, covering a wide range of setups