Product details:

Premium Universal Mini Split piping assembly consist of 2 50 ft. commercial grade copper refrigeration pipes to connect the outdoor air conditioner or heat pump to the indoor evaporator coil. Designed with a tear resistant exterior to allow for easy installation, this line set can be easily pulled. The 3/8 in. smaller pipe is called the liquid line (LL). The 5/8 in. larger pipe is referred to as the suction line (SL), and both pipes are encased with 1/2 in. thick low-density polyethylene foam insulation. The tubing is easily connected by the pre-flared fittings without the need to solder. They are manufactured in accordance with the American Society for Testing and Materials (ASTM) Standard Specification B280. This line set includes 14-4 AWG 600-Volt wire for electrically connecting the indoor unit to the outdoor unit.