POTTER BVL Lever Type Bleeder ValveeBayProduct OverviewThe Model BVL is a lever type bleeder valve designed for use as a test point for pressure operated devices on wet pipe sprinkler systems with excess pressure, as well as on dry pipe sprinkler systems. Installed in line with the pressure device, it enables safe removal or functional testing without altering the systems overall pressure. When the valve handle is positioned perpendicular to the 1 2" pipeline, the flow from the supply