Guangzhou ChangHong Refrigeration Engineering Co., Ltd developed and manufactured own chain of products-- ARN series. ARN-check valve has gained great reputation within the refrigeration industry of China. ARN--check valve has specifications of:

-Magnetic flap designed, with strainer mesh;
-Minimum differential pressure and minimum open pressure allowed;
-No limitation for installation position;
-Near zero leakage rate in reverse direction

Please contact us for further informations and we look forward to establishing business relationship with related organization.