Elenavoce - Jacob Pipe Regulators, Throttle & Shut-off Valves http://elenavoce.com/story.php?title=jacob-pipe-regulators-throttle-shut-off-valves High quality pipe regulators, throttle valves, shut-off valves and slide gates are available in hand operated or actuated versions at Jacob-uk.com. Fri, 21 Apr 2017 11:27:10 UTC en