Sloan Royal 143-1.28 Concealed Manual Flushometer, 1.28 gpf, 11-3/4" LDIM

The Sloan Royal 143-1.28 is a manual diaphragm-type flush valve for a water closet. It delivers 1.28 gallons per flush, with a concealed body. It features a permex synthetic rubber diaphragm seat.

Sloan ROYAL 143 concealed manual flushometer available in multiple flush volumes with CID technology and ADA-compliant handle. Built for commercial installs.

Options on this configuration: 11-3/4" L Dimension (LDIM). Sloan model number: Royal 143-1.28.

Features

• 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, 1.28 gallons per flush.

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.

Specifications

• Type: Flushometer
• Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
• Operation: Manual
• MPN: Royal 143-1.28
• Certifications: ASSE-1037
• Fixture Served: Water Closet
• Body Style: Concealed
• L Dimension (in): 11-3/4"
• Volume per Flush (gal): 1.28
• Vandal Resistant: Yes