Bidirectional flows Design: This refrigeration heat pumps air conditioning unit features a bidirectional flows shut off valves for efficient switching between cooling and heating modes, ideal for both home and commercial cold storage applications Wide Compatibility: Suitable for various scenarios including home improvement, commercial cold storage, and industrial piping systems, offering versatile solution for user needs Easy Installation: Designed for quick and tool easy installation, reducing setup time and labor costs, making it ideal for projects needing rapid deployment Welded Ball valves Structure: The welded ball valves design enhances sealing, leaks and improving overall systems, perfect for industrial applications requiring high reliability strong Brass component: Constructed with brass for erosion and wear resistance, ensuring long lasting even in humid or corrosive environments, Manufacturer: Laikoutd