Features: Strong all copper manual urinal flush valves with corrosion resistant construction ensures long lasting performances and leak free operation for commercial or residential use. Built in delayed shut off mechanism optimizes water flows, reducing waste while maintaining efficient flushing power to meet modern friendly standards. Ideal for facility managers upgrading public restrooms or homeowners seeking reliable bathroom hardware for high traffic household bathrooms. Perfectly suited for institutional buildings, office complexes, and modern residences requiring heavy duty sanitary ware with simple maintenance. accuracy engineered brass core and ergonomic push button design deliver easy operation, combining industrial grade durability with user friendly functionality. Specifications: Material: +brass Size: about 8.3x15cm/3.3x6inch Package Includes: 1 set Flush valves note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.