Features:

• Water-saving 1.0 gpf (3.8 lpf) flush valve uses 22% less water than 1.28 gpf (4.8 lpf) flush valves
• Activation distance is factory-set
• Chloramine and chlorine resistance on all rubber components exposed to waterway
• Engineered for optimal performance with Kohler commercial fixtures
• 125-micron filter protects internal components
• High back pressure vacuum breaker
• Locking stop cap provides protection against vandalism
• No external flush volume adjustment ensures water conservation
• 24-hour automatic sentinel flush keeps trapway fresh
• Mechanical override enables flushometer to be used manually even during a power outage
• Powered by 1.5V AA lithium batteries
• Patented piston technology for superior flush volume accuracy