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