Heating and cooling one room without ductwork is the main appeal here, and the 24 SEER2 rating means it’ll run efficiently in a space like a converted garage, home office, or addition. At $629 from cozeware.com, that’s $296 off the $925 list price. Apply coupon code “TP12K15” for a savings of $296. It ships for free. Buy Now at cozeware.com