We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Key Takeaways Mini-split ductless air systems have been around for decades, but they’ve ...

On the other hand I can tell you that your 1200 square foot house needs a 3 ton unit, but you'll never get it down to 68F when it's over 80F outside. (and yes, a 1200 sq. foot home in 2D with average ...