The MRCOOL DIY-18-HP-WM-230C25 DIY 4th Gen Energy Star 18K BTU Ductless Mini-Split Heat Pump System is a high-efficiency heating and cooling solution designed for residential and light commercial applications. This ductless system transfers heat between indoor and outdoor units using advanced heat pump technology to provide year-round temperature control. It is ideal for single rooms,... https://www.partshnc.com/mrcool-diy-4th-gen-e-star-18k-btu-ductless-mini-split-heat-pump-diy-18-hp-wm-230c25