The MRCOOL UHK10 Universal Series Air Handler Heat Kit is an electric heating accessory designed for compatible MRCOOL Universal Series air handlers and heat pump HVAC systems. It generates supplemental heat by converting electrical energy into warm airflow, which is distributed through the air handler to maintain comfortable indoor temperatures during cold weather. Engineered for rel... https://www.partshnc.com/mrcool-universal-series-10kw-heat-kit-uhk10