Sloan Royal 939-1.6 Concealed Manual Flushometer, 1.6 gpf, Rear Spud, Unfinished (Rough Brass), 1" Straight Control Stop

The Sloan ROYAL 939-1.6-E-RB is a manual 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.

Concealed manual water closet flushometer available in multiple flush volumes with vandal-resistant stop cap, and PERMEX diaphragm.

Options on this configuration: 2"-10-3/4" L Dimension (LDIM); 1" Straight Control Stop (E). Sloan model number: ROYAL 939-1.6-E-RB.

Features

• 1.6 gpf, Rough Brass Finish, Fixture Connection Rear Spud, Single Flush, 1" Straight Control Stop, 2"-10.75" L Dimension
• Flush volumes start as low as 1.6 gpf/6.0 Lpf
• Various types of push-button flush actuators, which can be remotely positioned
• Water conservation is aided by the ADA-compliant, non-hold-open
• Vandal-resistant stop cap to facilitate security
• Made from rough brass
• 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.

Is this ADA, WaterSense, or ASSE 1037 listed?

Yes -- Sloan lists it as ADA and ASSE-1037.

What control stop ships with this valve?

1" Straight, per Sloan's own spec for this model.

Specifications

• Type: Flushometer
• Inlet Size: 1"
• Outlet Size: 1-1/2"
• Body Material: Semi-Red Brass
• Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
• Operation: Manual
• Control Stop: 1" Straight
• MPN: ROYAL 939-1.6-E-RB
• Certifications: ADA, Buy American Act, IAPMO, ASSE-1037
• Fixture Served: Water Closet
• Body Style: Concealed
• Spud Connection: Rear Spud
• Rough-In (in): 37.5"
• L Dimension (in): 2"-10-3/4"
• Volume per Flush (gal): 1.6
• Dual Flush: No
• Finish: Unfinished (Rough Brass)
• Vandal Resistant: Yes
• Min Operating Pressure (PSI): 15
• Max Operating Pressure (PSI): 80