16FT 1/4 Inch & 3/8 Inch Air Conditioning Copper Tubing Hose Extension Insulated Copper Hoses Fit for Mini Split Air Conditioner

Heat Preservation Cotton and Brass Product data: Length: 16 feet, diameter of copper hose: 1/4 inch and 3/8 inch respectively, material : heat preservation cotton and brass, without other accessories. Durable material: The air conditioning copper tubing hose extension is made of copper, which has good toughness, hardness, ductility, corrosion resistance, extended service life, and brings more comfortable experience for your air conditioning. Thickened insulating cotton: The air conditioning copper tubing hose extension is made of thickened insulating cotton, which is effective in heat insulation and frost resistance to better protect the internal copper hose. The details are in place: The thickened nut has high hardness, does not slip, and is durable. Mechanical precision reaming, without burr and leakage.