Thinking about a 3-zone DIY mini split? It’s a smart way to keep every room...
https://shed-wiki.win/index.php/Do_I_Need_Backup_Heat_If_My_Mini_Split_Is_Rated_to_-13%C2%B0F%3F
Thinking about a 3-zone DIY mini split? It’s a smart way to keep every room comfy year-round without sky-high energy bills. Many kits run between $4,100 and $5,600 and handle outdoor temps down to -13°F, so you stay warm even in winter