All copper joints reduce the diameter check valve. Anti-backflow check valve. Table connection. 4 points and 6 points water meter front check valve

Order No. Check valve before the table Processing customization Yes Item No. 4

Brand Yueshui Model 4 points / 6 points Type NRVR Silent

Material Brass Connection Form Thread Structure Lifting

Nominal diameter 15~20(mm) Applicable medium Water Pressure environment High pressure