The Sloan ROYAL 143-1.6-RB-2-3/4-LDIM-L-WWT 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.
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: 2-3/4" L Dimension (LDIM); Metal Index Handle (L); Whitworth Thread (WWT). Sloan model number: ROYAL 143-1.6-RB-2-3/4-LDIM-L-WWT.
Features
- 1.6 gpf, Rough Brass Finish, Fixture Connection Rear Spud, Single Flush, 2.75" L Dimension, Metal Index Push Button, Whitworth Thread
- 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.
- What kind of handle does this have?
- A Metal Index handle, per Sloan's own spec for this model.
- Is this ADA, WaterSense, or ASSE 1037 listed?
- Yes -- Sloan lists it as ADA and ASSE-1037.
Specifications
-
Type: Flushometer
-
Inlet Size: 1"
-
Outlet Size: 1-1/2"
-
Body Material: Semi-Red Brass
-
Diaphragm Material: PERMEX Synthetic Rubber Diaphragm
-
Operation: Manual
-
Country of Origin: USA
-
MPN: ROYAL 143-1.6-RB-2-3/4-LDIM-L-WWT
-
Certifications: ADA, Buy American Act, IAPMO, ASSE-1037
-
Fixture Served: Water Closet
-
Body Style: Concealed
-
Spud Connection: Rear Spud
-
Rough-In (in): 14.5"
-
L Dimension (in): 2-3/4"
-
Volume per Flush (gal): 1.6
-
Dual Flush: No
-
Finish: Unfinished (Rough Brass)
-
Handle Style: Metal Index
-
Vandal Resistant: Yes
-
Min Operating Pressure (PSI): 15
-
Max Operating Pressure (PSI): 80
