Insulated Copper Line Set One Quarter To Three Eighths Inch With Pre Flared Ends For Easy Install, 25 Ft Long, Black Insulation Taped, Seamless Refrigerant HVAC Coil Tube, R3.3 Insulation, Fits Ductless Mini Splits, Heat Pumps And Central Air

This insulated copper line set is designed to connect outdoor condensing units with indoor air handlers in ductless mini-split systems, heat pumps, and central air setups. The pre-flared ends and seamless tubing simplify installation and reduce waste on the job.

✅ 1/4 to 3/8 inch copper line set, 25 ft length
✅ Pre-flared ends with nuts for quick, leak-resistant connections
✅ R3.3 insulation provides solid thermal resistance and energy efficiency
✅ Pressure rating 2300 to 6500 PSI far exceeding standard refrigerant needs
✅ Made from C12200 copper, 99.9% purity, meets ASTM B280
✅ Black insulation and taped-together dual-pipe design for easy handling

💡 What is an insulated copper line set used for in residential HVAC installations? A handy component that links outdoor and indoor units while keeping refrigerant lines efficient and safe. - Sealed copper tubing for refrigerant transfer in general HVAC systems - Helps minimize heat transfer with R3.3 insulation - Pre-flared ends speed up installation and reduce waste