The Sloan ROYAL 603-3.5-E-RB-3-3/4-LDIM is a manual diaphragm-type flush valve for a water closet. It delivers 3.5 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.
Sloan ROYAL 603 concealed manual flushometer built for rough environments. PERMEX diaphragm, semi-red brass body, ASSE 1037 compliant.
Options on this configuration: 3-3/4" L Dimension (LDIM); 1" Straight Control Stop (E). Sloan model number: ROYAL 603-3.5-E-RB-3-3/4-LDIM.
Features
- 3.5 gpf, Rough Brass Finish, Fixture Connection Rear Spud, Single Flush, 1" Straight Control Stop, 3.75" L Dimension
- Royal®, Regal® and Sloan® Prison Flushometers feature all the performance benefits of standard concealed, diaphragm model Flushometers with added durability to withstand rough environments
- 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, 3.5 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 ASSE-1037.
- What control stop ships with this valve?
- 1" Straight, per Sloan's own spec for this model.
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: Manual
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Control Stop: 1" Straight
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Country of Origin: USA
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MPN: ROYAL 603-3.5-E-RB-3-3/4-LDIM
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Certifications: Buy American Act, IAPMO, 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): 16"
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L Dimension (in): 3-3/4"
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Volume per Flush (gal): 3.5
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Dual Flush: No
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Finish: Unfinished (Rough Brass)
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Min Operating Pressure (PSI): 15
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Max Operating Pressure (PSI): 80
