1/4-inch Liquid Line × 3/8-inch Suction Line × 50 Feet Dual Copper Mini Split Line Set, Pre-Insulated with 3/8-inch Thick White Polyethylene (PE) Closed-Cell Foam Insulation

Apower 1/4+3/8 50FT-White PE 3/8 Thickness is a accessory identified by SKU 1/4-3/8-50FT. Key verified specifications include R410A. Current source summary: Premium 50-foot twin copper line set (1/4" liquid and 3/8" suction), pre-insulated with 3/8" thick UV-resistant white PE foam for mini-split, VRF, and heat pump systems.. This 1/4" + 3/8" insulated twin copper line set is a professional HVAC solution designed for ductless mini-split, heat pump, and light commercial refrigeration systems. It features seamless refrigeration-grade copper tubing configured as a matched dual line set, consisting of a 1/4" liquid line and a 3/8" suction line for efficient refrigerant transfer. The lines are factory-bonded and pre-sleeved together, wrapped in a continuous 50-foot jacket of 3/8-inch thick closed-cell polyethylene (PE) foam insulation. This insulation provides strong thermal protection, significantly reduces condensation formation, and improves overall system efficiency. The outer white PE jacket is UV-resistant, weather-resistant, and designed for both indoor and outdoor installations. With a joint-free continuous design, this line set minimizes installation time and reduces potential leak points, making it ideal for residential HVAC contractors and professional installers working on compact capacity systems.