In 2026, top cold-climate DIY mini splits deliver up to 24 SEER2 efficiency and...

https://lilyluxemaids.com/cheapest-mini-split-is-650-why-not-just-buy-that/

In 2026, top cold-climate DIY mini splits deliver up to 24 SEER2 efficiency and heat down to -22°F, perfect for harsh winters. Most kits support 8-75 ft line sets, giving flexible install options. Expect $1,500-$3,000 savings by avoiding pro installation