MRCOOL DIY-18-HP-WM-230D25-O Ductless Heat Pump Mini Split System is a high-efficiency HVAC system designed to provide reliable heating and cooling for a single indoor zone. It works by transferring heat between the indoor air handler and outdoor condenser using advanced heat pump technology, ensuring efficient year-round temperature control. Designed for residential and light commerc... https://www.partshnc.com/mrcool-diy-5th-gen-18k-btu-single-zone-mini-split-model-diy-18-hp-wm-230d25-o