Efficiency 18,000 BTU in Minisplitwarehouse.

Efficiency 18,000 BTU. Components of Ductless Split System. It is referred to as mini split or a ductless split system because it consists of two components. A compressor unit that is installed outside your home on a concrete slab. Call us 877-770-3548 or visit our website. http://0s4.com/r/KDVZRF