The MRCOOL DIY-06-HP-WMAH-230D25-O DIY 5th Gen 6K BTU Ductless Mini-Split Heat Pump Air Handler is an indoor HVAC component designed for use with compatible MRCOOL DIY 5th Gen ductless mini-split heat pump systems. It works by distributing conditioned air received from the outdoor condenser, delivering efficient cooling in warm weather and reliable heating during colder months. Ideal ... https://www.partshnc.com/diy-5th-gen-6k-btu-ductless-air-handler-diy-06-hp-wmah-230d25-o