Watts BD911 (W/PRESS) 1/2 - Part of the BD911 Series ZA100F-8NH anchor flange and 4 inch

anchor flange and 4 inch no hub connection

Fits 2 1/2 IN to 4 IN backflow

This lead free 3/4 inch mini water hammer arrestor provides economical and effective single fixture protection used in residential water system applications such as dishwasher or washing machine applications

This unit is designed for use with 3-foot wide casement windows

ZB189-2NH-5x6x11

Watts BD911 (W/PRESS) 1/2 - Part of the BD911 Series ZA100F-8NH anchor flange and 4 inchThis 1 2 inch bronze combination dial set fill valve and backflow preventer is for use in commercial and residential hydronic heating systems to provide make up water to the boiler, and prevent backflow when supply pressure falls below system pressure. It consists of a bronze backflow preventer, model 9D, and a bronze feed water pressure regulator, model BD1156F, in one pre assembled unit. The high capacity fill valve provides quick system filling and