The Mueller 61480500 Line Set is designed for reliable performance in residential and commercial HVAC systems. It features a 3/8" liquid line and a 7/8" suction line, both with a 3/8" insulation thickness and a total length of 50 feet. This line set is constructed with high-quality copper tubing, ensuring durability and efficiency. The insulation is engineered to provide excellent thermal protection, reducing energy loss and maintaining system efficiency. Mueller’s line sets meet rigorous industry standards, making them a trusted choice for HVAC professionals.