Choosing a DIY mini split in 2026 takes more than comparing SEER2 ratings....
https://telegra.ph/Pre-Charged-Line-Sets-vs-Flared-Lines-What-Can-Go-Wrong-10-15
Choosing a DIY mini split in 2026 takes more than comparing SEER2 ratings. Check cold-weather limits, noise, warranty support, and line-set length. A 24 SEER2 unit may look efficient, but an 8-75 ft line set can make or break a practical install.