The Mueller 3/8" x 3/4" x 35 ft Coiled Copper Lineset is built for dependable and energy-efficient HVAC installations. Featuring a 3/8 inch OD liquid line, 3/4 inch OD suction line, and protected with a thick 3/4 inch Duraguard UV- and rip-resistant insulation, this lineset is designed to deliver superior thermal performance in both residential and commercial applications. Perfect for HVAC professionals and DIY installers, this high-quality copper lineset ensures efficient refrigerant transfer while reducing energy loss and condensation, making it ideal for air conditioners, heat pumps, and mini split systems. Key Specifications: Liquid Line Size: 3/8 inch OD Suction Line Size: 3/4 inch OD Length: 35 feet Insulation Thickness: 3/4 inch closed-cell foam Insulation Type: UV- and tear-resistant Duraguard Material: Seamless, high-grade copper tubing Top Features & Benefits: Heavy-duty 3/4" insulation provides maximum protection and energy efficiency UV- and rip-resistant coating extends lifespan in tough outdoor environments Flexible design allows easy routing in tight spaces Ready for installation in central HVAC units, ductless mini splits, and heat pumps
