Zurn 1.0 gpf AquaFlush® exposed flush valve with top spud connection for 1-1/4 in urinals, Chrome flushometer valve with a polished exterior. Complete with a chloramine-resistant, dual seal diaphragm with a clog-resistant by-pass. The valve is ADA compliant with a non-hold-open and no leak handle feature, high back pressure vacuum breaker, hex coupling nut and adjustable tailpiece, spud coupling and flange for top spud connection. Control stop has internal siphon-guard protection. Internal seals are made of chloramine-resistant materials.