The MRCOOL DIY-36-HP-WM-230C25 DIY 4th Gen E Star 36K BTU Single-Zone Mini-Split Heat Pump is a high-capacity ductless HVAC system engineered to deliver efficient heating and cooling for larger residential or light commercial spaces. It operates by transferring heat between the indoor air handler and outdoor condenser through advanced heat pump technology, providing dependable year-ro... https://www.partshnc.com/mrcool-diy-4th-gen-e-star-36k-btu-single-zone-mini-split-heat-pump-model-diy-36-hp-wm-230c25