The MRCOOL DIY-18-HP-WM-230D25-O 5th Gen 18K BTU Single Zone Ductless Heat Pump is an HVAC system designed to provide efficient heating and cooling for residential spaces. It uses an indoor air handler and outdoor heat pump unit to transfer heat, delivering conditioned air without ductwork. Suitable for bedrooms, living areas, additions, and other single-zone applications, it provides... https://www.partshnc.com/mrcool-diy-5th-gen-18k-btu-single-zone-mini-split-model-diy-18-hp-wm-230d25-o