Quicker, Consistent Quality Installations;Fewer Leak Paths;Color-coded Drain Handles;Allows for Easy Cleaning or Flushing of System;Allows for One Person Diagnostic Testing;Also for Use with Wall Hung and Combi Boiler;Saves 108 Minutes;Replaces 14 Components;Eliminates 12 Leak Paths;This valve is actuated by a blowout proof stem;Adjustable Packing Gland;Models available to satisfy all state and federal low-lead laws;Available in SWT, PRS;Available in FIP Union x FIP, FIP Union x SWT, FIP Union x PRS, FIP Union x PSH, FIP Union x PEX;Certified to NSF/ANSI/CAN 61 & 372;NSF/ANSI 14;ASSE 1061