The MRCOOL DIY-24-HP-WMAH-230C25 DIY 4th Gen 24K BTU Ductless Mini-Split Air Handler is an indoor unit designed to provide efficient heating and cooling for compatible ductless mini-split HVAC systems. It works by circulating air across the indoor coil and distributing conditioned air throughout the space when paired with a compatible MRCOOL DIY outdoor condenser. Ideal for residentia... https://www.partshnc.com/mrcool-diy-4th-gen-wall-mount-air-handler-diy-24-hp-wmah-230c25