PERMEX Synthetic Rubber Diaphragm with Dual Filtered Fixed Bypass;Sweat Solder Adapter with Cover Tube & Cast Wall Flange with Set Screw;Non-Hold-Open Handle, Fixed Metering Bypass and No External Volume Adjustment to Ensure Water Conservation;Diaphragm, Handle Packing and Vacuum Breaker to be molded from PERMEX Rubber Compound for Chloramine Resistance;ADA Compliant Metal Oscillating Non-Hold-Open Handle;1” I.P.S. Screwdriver Bak-Chek Angle Stop with Free Spinning Vandal Resistant Stop Cap