The lightweight and compact Model 1011A is a single-handle, ball valve with a pressure relief valve designed to provide both the test and express drain functions required for a wet fire sprinkler system. The Model 1011A ball valve eliminates the numerous connections the traditional assembly loop requires, saving time, space, and money. The TESTanDRAIN Model 1011A features a tamper-resistant test orifice and sight glass, a tapped port for system access, a pressure relief valve, and optional orifices in all specifiable sizes.