Watts 1/2 BD911T-M3 - Part of the BD911 Series Inserta Tee fabric rolls of varying widths

fabric rolls of varying widths to fit your application

Lightweight design suitable for rooftop environments

ZB400E-4NL

This security accessory works with the BG-FILCOTEN® 100 trench drain line to secure the drain grate onto the integral frame of the channel or catch basin

Durable Cast Iron Body: Strong

Watts 1/2 BD911T-M3 - Part of the BD911 Series Inserta Tee fabric rolls of varying widthsThis 1 2 inch bronze combination 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 model 9D backflow preventer and a bronze feed model BD1156F water pressure regulator in one pre assembled unit. The high capacity fill valve provides quick system filling and purging. It