Sloan Royal 137-1.6 Exposed Manual Flushometer, 1.6 gpf, 1-1/4" Flush Connection, Less Flush Connection, with F2ATU Coupling

The Sloan Royal 137-1.6 is a manual diaphragm-type flush valve for a water closet. It delivers 1.6 gallons per flush, with an exposed body. It features a permex synthetic rubber diaphragm seat.

Sloan ROYAL 137 exposed manual squat toilet flushometer with CID technology, dezincification-resistant brass.

Options on this configuration: 1-1/4" Flush Connection (U); Less Flush Connection (L/FC); W/F2ATU; COUPLING. Sloan model number: Royal 137-1.6. Sloan's own price-list description: ROYAL 137-1.6 U L/FC W/F2ATU COUPLING.

Features

• Flush volumes start as low as 1.6 gpf/6.0 Lpf
• Flush accuracy is controlled by CID™ technology, also enhancing water efficiency
• Durability is facilitated with high copper, low zinc brass castings for dezincification resistance
• Non-hold-open handle prevents external water adjustment and saves water
• 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.

Is this exposed or concealed, and does it need a wall box?

Exposed -- the working parts are visible on the wall surface.

Is this ADA, WaterSense, or ASSE 1037 listed?

Yes -- Sloan lists it as ASSE-1037.

Specifications

• Type: Flushometer
• Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
• Operation: Manual
• MPN: Royal 137-1.6
• Certifications: ASSE-1037
• Fixture Served: Water Closet
• Body Style: Exposed
• Volume per Flush (gal): 1.6