Homewerks® 3310-150-CH-B-Z Self-Closing Single Handle Water Bubbler, 1/2" FPTHomewerks Multi Purpose Series Drinking Water Bubbler comes in chrome finish with convenient self closing feature and a vandal proof set screws that secure screw caps making it an ideal choice. Includes a replaceable stem, durable cam and spring mechanism, and a 1 2" female pipe thread. Complies with . 25% weighted average lead content on wetted surfaces. Finish: Chrome Self closing Single metal handle 1 2" female pipe installation Meets ANSI NSF61 9