The Mueller Coiled Copper Lineset offers dependable performance and long-lasting protection in every HVAC installation. Measuring 50 feet in length, with a 3/8 inch liquid line and a 5/8 inch suction line, this lineset is factory-wrapped with 1/2 inch thick Duraguard insulation, delivering UV resistance and rip protection in even the harshest outdoor environments.

Perfect for both professional HVAC technicians and DIY installers, this high-quality copper lineset ensures efficient refrigerant flow, condensation control, and energy-saving thermal insulation.

Product Specifications:

• Size: 3/8" OD liquid line x 5/8" OD suction line x 50 ft total length
• Insulation Thickness: 1/2" closed-cell Duraguard foam insulation
• Insulation Features: UV-resistant, tear-proof, and moisture-repellent
• Copper Tubing: High-grade seamless copper for smooth refrigerant transfer
• Usage: Ideal for air conditioners, mini splits, heat pumps, and central HVAC systems

Key Benefits:

• Pre-insulated for convenience – reduces installation time and cost
• Enhanced outdoor durability – withstands sun, rain, and rough handling
• Thermal efficiency – reduces energy loss and improves system performance
• Flexible, kink-resistant design – perfect for tight installation spaces