Choose from dual-drain, right-drain-only, and left-drain-only installations, or invert the box for top-mount valves with a center drain. The Water-Tite DU-ALL Dual-Drain Washing Machine Outlet Box features an innovative design that offers multiple valve mounting options. UPC listed, ASSE 1010 certified, IPC compliant.Hammer arrester for residential and light commercial supply lines "AA" single-fixture size.Choose from standard or lead-free arresters in a variety of connection types to fit any installation requirement. Shock-Buster Hammer Arresters are approved for sealed-wall installations (no access panel required) and are guaranteed for the lifespan of the plumbing system. These "AA" single-fixture-size arresters can be installed at any angle, and it is recommended that they be located as close to the valve as possible (no more than 6 feet away). Hammer arresters absorb sudden pressure changes to keep the pipes from banging, providing continuous and maintenance-free protection against water hammer. Ignoring water hammer can lead to costly damage within any plumbing system. UPC listed ASSE Certified to ANSI/ASSE 1010-2004 Standard conforms to IPC-2006Įliminate water hammer in residential and light commercial supply lines with Water-Tite Shock-Buster Hammer Arresters.Approved for sealed-wall installations no access panel required.Can be installed at any angle should be no further than 6 feet from valve.Absorbs pressure to keep pipes from banging prevents costly damage.Hammer arrester for residential and light commercial supply lines AA single-fixture size.These single-fixture-size arresters can be installed at any angle, and it is recommended that they be located as close to the valve as possible (no more than 6 feet away). Eliminate water hammer in residential and light commercial supply lines with Water-Tite Shock-Buster Hammer Arresters.