The Sloan ROYAL 611-1.28-RB-11-3/4-LDIM is a manual diaphragm-type flush valve for a water closet. It delivers 1.28 gallons per flush, with a rear spud connection at a concealed body. It features a semi-red brass body and a high-chloramine-resistant permex diaphragm seat.
Vandal-proof concealed flushometer built for secure and rough-use facilities. PERMEX diaphragm, and chloramine-resistant internals.
Options on this configuration: 11-3/4" L Dimension (LDIM); 2954; 960; 000. Sloan model number: ROYAL 611-1.28-RB-11-3/4-LDIM. Sloan's own price-list description: ROYAL 611-1.28 11 3/4 LDIM 2954-960-000.
Features
- 1.28 gpf, Rough Brass Finish, Fixture Connection Rear Spud, Single Flush, 11.75" L Dimension
- Royal® and Regal® Prison Flushometers feature all the performance benefits of standard concealed, diaphragm model Flushometers with added durability to withstand rough environments
- Various flush volumes available to match with existing fixtures and meet water-efficiency goals
- Choose from Flushometers intended for use with stainless-steel water closet fixtures from Acorn®, Metcraft® and other manufacturers
- Diaphragm, handle packing, stop seat and vacuum breaker molded from PERMEX® rubber compound for chloramine resistance
- Vandal-proof, push-button operation designed with non-hold-open feature to keep fixture from surpassing intended water consumption
- Adjustable tailpiece accommodates various installation heights
- PERMEX® Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass
- 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, a rear spud connection.
- Is this exposed or concealed, and does it need a wall box?
- Concealed -- the body sits behind the wall, with only the cover or trim visible.
- Is this ADA, WaterSense, or ASSE 1037 listed?
- Yes -- Sloan lists it as WaterSense and ASSE-1037.
Specifications
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Type: Flushometer
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Inlet Size: 1"
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Outlet Size: 1-1/2"
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Body Material: Semi-Red Brass
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Diaphragm Material: High-Chloramine-Resistant PERMEX Diaphragm
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Operation: Manual
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Country of Origin: USA
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MPN: ROYAL 611-1.28-RB-11-3/4-LDIM
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Certifications: Buy American Act, IAPMO, WaterSense, ASSE-1037
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Fixture Served: Water Closet
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Body Style: Concealed
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Spud Connection: Rear Spud
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Rough-In (in): 24"
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L Dimension (in): 11-3/4"
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Volume per Flush (gal): 1.28
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Dual Flush: No
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Finish: Unfinished (Rough Brass)
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Vandal Resistant: Yes
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Min Operating Pressure (PSI): 15
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Max Operating Pressure (PSI): 80
