The MRCOOL DIY25-3858 is a 25-foot pre-charged refrigerant line set designed for MRCOOL DIY 24K and 36K BTU indoor air handlers. It features a 3/8-inch liquid line and 5/8-inch suction line with Quick Connect fittings, allowing refrigerant to circulate efficiently between the indoor air handler and outdoor condenser. Pre-charged refrigerant and screw-on connections simplify installati... https://www.partshnc.com/mrcool-diy-line-set-diy25-3858