American Standard MANUAL PISTON FLUSH VALVE Ultima™ Manual Toilet Flush Valve, Piston-Type, 1.1 gpf/4.2 Lpf

• For flushometer bowls with 1-1/2″ (38 mm) exposed top spud
• Exclusive DynaClean® self-cleaning wiper spring technology

This High Efficiency 1.1 gpf flush valve delivers 31.3% water savings when compared to standard 1.6 gpf toilet flush valves.NOTICE: To ensure proper performance, this 1.1 gpf (4.2 Lpf) Toilet Flush Valve must be installed on a flushometer bowl that is certified (per ASME A112.19.2/CSA B45.1) to operate at 1.1 gpf (4.2 Lpf).

Features

• For flushometer bowls with 1-1/2″ (38 mm) exposed top spud
• Exclusive DynaClean® self-cleaning wiper spring technology
• Integral wiper spring cleans refill orifice with every flush to help prevent valve run-on
• ADA-compliant non-hold open handle provides automatic shut-off after every flush
• Piston operation delivers superior flush accuracy and repeatability
• High back pressure vacuum breaker helps prevent dripping
• Can be install left- or right-handed
• No external volume adjustment
• 11-1/2″ (292 mm) rough-in