Brass Button Type Manual Exposed Urinal Flush Valve , Polished Chrome High Quality Button Type Exposed Urinal Flush Valve ,Solid Cast Brass Construction Manual Time-extended Shut off Valve,Lasting 3-6 Seconds 1/2-inch IPS Male Wall Mounted Inlet Matching with G1/2" Spiral Pipe Fits Public Toilet,Home,School,Hotel,Hospital and so on