Royal 121 Exposed Manual Water Closet Flushometer (3.5 GPF/13.2 LPF)

This Sloan Flush valve is an Exposed Water Closet Flushometer for floor mounted back spud bowls.Features Flush Cycle Model 121-3.5 Specifications Quiet, Exposed, Diaphragm Type, Chrome Plated Closet Flushometer PERMEX Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass ADA Compliant Metal Oscillating Non-Hold-Open Handle with Triple Seal Handle Packing 1" I.P.S. Screwdriver Bak-Chek Angle Stop Free Spinning Vandal Resistant Stop Cap Adjustable Tailpiece High Back Pressure Vacuum Breaker with One-piece Bottom Hex Coupling Nut Elbow Flush Connection, Spud Coupling and Flange for 11-1/2" Back Spud Sweat Solder Adapter with Cover Tube and Cast Set Screw Wall Flange High Copper, Low Zinc Brass Castings for Dezincification Resistance Non-Hold-Open Handle, Fixed Metering Bypass and No External Volume Adjustment to Ensure Water Conservation Flush Accuracy Controlled by CID Technology Diaphragm, Handle Packing, Stop Seat and Vacuum Breaker to be molded from PERMEX Rubber Compound for Chloramine Resistance Valve Body, Cover, Tailpiece and Control Stop shall be in conformance with ASTM Alloy Classification for Semi-Red Brass. Valve shall be in compliance to the applicable sections of ASSE 1037.