The MRCOOL DIY35-3858C is a 35-foot line set designed for compatible MRCOOL DIY 4th Generation ductless mini-split HVAC systems rated at 24,000 and 36,000 BTU. Featuring 3/8-inch and 5/8-inch copper tubing, it connects the indoor and outdoor units, allowing refrigerant to circulate efficiently for heating and cooling. This line set supports reliable refrigerant flow and flexible insta... https://www.partshnc.com/mrcool-diy-4th-generation-35ft-3-8-x-5-8-line-set-diy35-3858c