Taco 464 Bronze 3/4 inch Male Hydronic Expansion Tank Fitting with Drain and Shut Off Valve

11.44 inch standard tube length - Includes 1 - 12-1/4 inch air tube extension and 1 - 6 inch air tube extension - 125 PSIG maximum pressure - 240 degrees maximum temperature - These all in one drains combine a shutoff valve and tank drain into one unit. When the handle is turned in tight, the tank line is open. When the handle is backed out until tight, the tank line is closed and the drain is open.