25 Feet Mini Split Line Set with 1/4 Inch and 3/8 Inch O.D. Copper Pipes Tubing

• Excellent Performance: Unlike copper-aluminum alternatives, these high-quality 1/4" O.D. high pressure and 3/8" O.D low pressure pure copper pipes ensure superior thermal conductivity, offering better cooling efficiency, higher tensile strength and enhanced durability for long-term use.
• Advanced Triple-Layer Insulation: This mini split line set utilizes an embossed polyethylene film, heat-resistant foam and thickened insulating cotton. This robust insulation not only meets M1 flame-retardant but also enhances thermal insulation and sound absorption, ensuring a quieter and more effective system.
• All-Weather Resilience: Designed to withstand the extremities, this split tubing complies with ASTM and maintains exceptional flexibility and integrity even at temperatures as low as -40 ℉. Whether in frosty winters or blistering summers, rest assured of unmatched performance.
• Versatile Compatibility: Perfect for various applications, this copper line set is an ideal choice for different mini split air conditioners, HVAC refrigeration and heat pump systems. Its universal design and broad compatibility streamline installation and boost the efficiency of your existing units.
• Easy Installation: Simply unfold, measure, cut and solder to use this insulated tube set as extension pipes. This hassle-free process means you can set up quickly without sacrificing quality or performance, making it a top choice for professionals and DIY enthusiasts alike.