The Sloan 111-1.28 is a sensor-operated diaphragm-type flush valve for a water closet. It delivers 1.28 gallons per flush, with an exposed body. It features a high-chloramine-resistant permex diaphragm seat.
Efficient 1.6 gpf flushometer with CID technology for precise water usage. ADA-compliant handle prevents excess flushing. Vandal-resistant design for commercial settings.
Options on this configuration: Dual-Filtered Fixed Bypass Diaphragm (DFB); Less Logo (LL); True Mechanical Override (TMO). Sloan model number: Sloan 111-1.28.
Features
- Flush volumes start as low as 1.6 gpf/6.0 Lpf
- Water conservation is aided by the ADA-compliant, non-hold-open handle, which prevents toilet from exceeding intended flush volume
- Flush accuracy is controlled by CID™ technology, also enhancing water efficiency
- Integrity of the product is maintained with the vandal-resistant stop cap
- Durability is facilitated with high copper, low zinc brass castings for dezincification resistance
- Adjustable tailpiece to accommodate different height requirements
- High chloramine resistant PERMEX® Synthetic Rubber Diaphragm with Linear Filtered Bypass and Vortex Cleansing Action
- Valve body, Cover, Tailpiece and Control Stop shall be in compliance with ASTM Alloy Classification for Semi-Red Brass
- Valve shall be in compliance to the applicable sections of ASSE 1037
Common Questions
- What fixture and flush volume is this valve for?
- Per Sloan's own spec, it serves a water closet, 1.28 gallons per flush.
- Is this exposed or concealed, and does it need a wall box?
- Exposed -- the working parts are visible on the wall surface.
- How is it powered, and what happens in a power outage?
- Hardwired -- no battery to replace, but an electrician must run power to it. It has a true mechanical override, so it still flushes by hand if power is lost.
- Is this ADA, WaterSense, or ASSE 1037 listed?
- Yes -- Sloan lists it as ASSE-1037.
Specifications
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Type: Flushometer
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Diaphragm Material: High-Chloramine-Resistant PERMEX Diaphragm
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Operation: Sensor
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MPN: Sloan 111-1.28
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Certifications: ASSE-1037
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Fixture Served: Water Closet
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Body Style: Exposed
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Volume per Flush (gal): 1.28
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Vandal Resistant: Yes
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Power Source: Hardwired AC
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Override Type: True Mechanical Override
