Webstone 50613 3/4-Inch SWT Pro-Pal Ball Valve with Hi-Flow Hose Drain 5061 series - SWT 600 WOG 4 in 1 alternative replaces a ball valve + a nipple + a tee fitting + a boiler drain SWT  IPS option designed specifically for use withpre-fabricated threaded headers Eliminate assemblies needed to isolate and drain any portion of a piped system