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

https://cashsgreatblog.novacrestiq.com/posts/can-i-heat-my-whole-house-with-multi-zone-diy-mini-splits-in-new-england

In 2026, top DIY cold-climate mini splits hit up to 24 SEER2 efficiency and operate reliably down to -22°F. Systems with 8-75 ft line sets simplify installs, letting you save $1,500-$3,000 on professional labor