KFFKFF Mini Split Cord Set 3/8"x5/8"x25ft Insulated Copper Tube AC Ductless

25FT Copper Tube: Up to 25 feet in length, the copper pipe can easily connect indoor and outdoor equipment over long distances without any difficulties. High and Low Pressure Dual Pipes: Includes 3/8" high pressure pipe and 5/8" low pressure pipe, compatible with 18000-26000 BTU split air conditioning, especially mini split air conditioning system. Thickened Pure Copper Tube: Using high quality copper pipe in accordance with ASTM standards, carefully control the wall thickness of high and low pressure pipes to provide excellent stiffness and strength, copper eliminates the frustration of thin tubes that are easy to squish. Three-layer Insulation Cotton: The copper pipe is tightly wrapped with three layers of insulating cotton, which is waterproof and pressure resistant while maintaining effective insulation, providing better protection for the internal copper pipe. 4-Step Quick Installation: Equipped with 2 cable ties, installation is very simple and can be completed in just 4 steps, easily connecting indoor and outdoor units.