The BA-100 NSF (threaded end) and BA-150 NSF (solder end) are the first domestic bronze ball valves to meet the standard of ANSI/NSF Standard 61 for potable water.
Lead-free 4D-200 Defender™ units offer reduced pressure zone assembly, are sized from 2-1/2 to 10 inches, and fully conform to applicable performance standards.
The unique design of this spacer system allows plumbers to set toilet flanges to the finished floor height during the rough-in and prior to the installation of any flooring.