Ensures a flawlesses operations of your cooling systems with our air conditioning heat pumps check valves, suitable for prevents backflow and maintain efficiency Suitable for professional, maintenance technicians, and enthusiasts looking to enhances or repair their air conditioning, heat pumps, or refrigeration systems Crafted from brass, this check valves boasts strong sealing capabilities, a reinforced pressure resistant structure, and seal that significantly reduces leakage rates Multifuntional across various applications, our check valves seamlessly integrates into air conditioners, central cooling systems, cold storage units and plumbing projects With its wide operating temperature ranges from 40℃ to 120℃, this check valves is a component that ensures consistent in even the most demanding environments