About the Sloan Royal 601 ESM-1.6 Concealed Solenoid Water Closet Flushometer, Less Sensor (3918040)
Sloan Royal 601 is a Concealed electronic operated water closet flushometer, for stainless steel combination fixtures. For use with: Acorn, Bradley, Metcraft (Series 3000), Willoughby and similar fixtures. 1. 6 Gpf. Specify wall thickness for proper length of flush connection for china fixtures. A 3-1/4 In. flush connection is supplied for stainless steel fixtures.