The Sloan ROYAL 152 ESS WB-1.6-BSS-WB ESS-HW-LL-24V is a sensor-operated diaphragm-type flush valve for a water closet. It delivers 1.6 gallons per flush, with a rear spud connection at a concealed body. It features a semi-red brass body and a permex synthetic rubber diaphragm seat.
Flush volumes from 1.28 gpf with CID technology for precise water efficiency. ADA-compliant handle prevents excess flushing. Vandal-resistant design for commercial durability.
Options on this configuration: 2"-10-3/4" L Dimension (LDIM); 13x17 SS Panel Wall Box (WB); Less Logo (LL); 24V Power (24V); Hardwired (HW). Sloan model number: ROYAL 152 ESS WB-1.6-BSS-WB ESS-HW-LL-24V.
Features
- 1.6 gpf, Stainless Steel Finish, Fixture Connection Rear Spud, Single Flush, 2"-10.75" L Dimension, Electrical Override, Hardwired, Sensor-Operated, Less Logo, 24V, Wall Box with 13" x 17" Stainless Steel Access Panel Wall Box
- Flush volumes start as low as 1.28 gpf/4.8 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
- 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, 1.6 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. It ships with a 13x17 ss panel wall box.
- How is it powered, and what happens in a power outage?
- Hardwired -- no battery to replace, but an electrician must run power to it.
- Is this ADA, WaterSense, or ASSE 1037 listed?
- Yes -- Sloan lists it as ADA 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: PERMEX Synthetic Rubber Diaphragm
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Operation: Sensor
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MPN: ROYAL 152 ESS WB-1.6-BSS-WB ESS-HW-LL-24V
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Certifications: ADA, Buy American Act, BABA, IAPMO, UL, 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): 14.5"
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L Dimension (in): 2"-10-3/4"
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Volume per Flush (gal): 1.6
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Dual Flush: No
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Finish: Stainless Steel
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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
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Power Source: Hardwired AC
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Power Supply Detail: 24V
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Override Type: Electrical Override
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Wall Box Type: 13x17 SS Panel
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Sensing Range (in): 22"-42"
