Click or scroll to zoom
Tap or pinch to zoom
Watts 1/2 BD911S-M3 - Part of the BD911 Series
$511.88
FREE SHIPPING
SKU 0386468
This 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 model 9D backflow preventer and a bronze model BD1156F feed water pressure regulator in one pre-assembled unit. The high capacity fill valve provides quick system filling and purging. It is designed for use in the boiler feed lines of hydronic heating systems. It has 1/2 inch union solder inlet x NPT threaded outlet connections. The maximum pressure is 100 psi (6.9 bar).
Features- Pre-assembled unit
- High capacity
- All bronze, union solder x NPT end connections
- Horizontal or vertical installation
| Specifications | |
|---|---|
| Backflow Preventer Type | Dual Check with Atmospheric Vent |
| Body Finish | Bronze |
| Body Material | Brass |
| Body Pattern | Straight |
| Brand | Watts |
| Bypass | No |
| Bypass Size | Does Not Apply To Product |
| Cap And Tether | No |
| Disc Material | Does Not Apply To Product |
| EAN | 098268114805 |
| Elbow Fitting | No |
| Environmental Product Declaration | No |
| Hazard Protection Level | Non Health Hazard |
| Hot And Harsh Water | No |
| Hydrant Connection | No |
| Inlet Connection Size | 1/2 IN |
| Inlet Connection Size-Metric | 13 MM |
| Inlet Connection Type | Union Solder |
| Inlet Shutoff Valve Type | Does Not Apply To Product |
| Inlet Thread Type | Does Not Apply To Product |
| Lead Free | NO |
| Maximum Temperature-Fahrenheit | 212 |
| Maximum Working Pressure-BAR | 6.90 |
| Maximum Working Pressure-PSI | 100 |
| Meter Type | No Meter |
| Outlet Connection Size | 1/2 IN |
| Outlet Connection Type | Union Joint |
| Outlet Shutoff Valve Type | Does Not Apply To Product |
| Outlet Thread Type | NPT |
| Part Number | 0386468 |
| Polymer Coating | No |
| Pressure Operation | Does Not Apply To Product |
| Protection Type | Does Not Apply To Product |
| Series | BD911 |
| Strainer | No |
