If you’re looking to DIY a multi-zone mini split in 2026, Zone Air and MRCOOL...

https://telegra.ph/Quietest-Option-for-a-Bedroom-Wall-Mount-vs-Cassette-vs-Concealed-Ducted-Mini-Splits-09-27

If you’re looking to DIY a multi-zone mini split in 2026, Zone Air and MRCOOL stand out for a couple of practical reasons. Zone Air’s systems offer cut-to-length line sets, which means less waste and easier installation in older homes with tricky walls