1/4-3/8 Copper Connection 2m - Insulated Copper Pipe - Air Conditioner Hose Fittings - Double Pair of Coiled Tubes

Adopting a double layer of thick thermal insulation cotton, which has thermal insulation, shock absorption, and does not age easily. Assembling this kit is quick and easy. Connect the low and high pressure tubes together without manual welding. The thick nut has high hardness, does not slip, and is durable. Precise mechanical bore, no burrs, no leaks, safer to use. Made of thick, high-strength copper, resistant to leaks and breakage. Specially designed for small, separate air conditioning systems. Suitable for shopping malls, offices, homes, and restaurants, ensuring efficient refrigeration performance.