GROCO 1/2" 4-Port Tank Selector Valve1 2" 4 Port Tank Selector Valve Features: For fuel or water Four Positions: Tank 1, Tank 2, Tanks 1 & 2, Off Full 1 2 flow Audible click at each handle position For thru panel mounting C83600 bronze construction Available separately or as part of TS 350 T Kit Used for fuel or water. Four positions: Tank 1 Tank 2 Tank 1 and 2 closed. Fully 1 2" flow. You can hear the "click" sound at each handle position. Used for panel mounting. Not suitable for