Looking to efficiently cool and heat a single space without the complication of ductwork? Then a single-zone ductless system is right for you! Friedrich Floating Air ® Single Zone Ductless Split Systems come in a variety of cooling ranges, indoor unit options, and features. Check out the single-zone options to find the system that’s right for you! Systems come in a variety of cooling ranges, indoor unit options, and features including FreshAire ® IAQ accessories for healthy indoor air quality.