# Watts 1/2 in. Bronze Combination Fill Valve and Backflow Preventer, Threaded Union End Connections, Teflon Tape

**Brand:** [Watts](https://shop.coreranger.com/brands/Watts)
**SKU:** 0386463
**Price:** $237.84 · in stock
**URL:** https://shop.coreranger.com/product/watts-1-2-in-bronze-combination-fill-valve-and-backflow-preventer-threaded-union-end-connections-tef-316049329

## Specifications

| Spec | Value |
|---|---|
| Model # | 0386463 |
| Features | Threaded |
| Material | Brass |
| Pack Size | 1 |
| Connection | FIP Union x FIP |
| Internet # | 316049329 |
| Returnable | 90-Day |
| Application | Hydroponics |
| Store SKU # | 1006125220 |
| Indoor/Outdoor | Indoor |
| Inlet Diameter (In.) | 1/2 |
| Product Length (in.) | 2.94 in |
| Manufacturer Warranty | 1 year |
| Outlet Diameter (In.) | 1/2 |
| Maximum Pressure (PSI) | 100 PSI |
| Compatible Pipe Material | Multi-Purpose |
| Maximum Working Temperature (F) | 212 |

## Description

This 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 backflow preventer, model 9D and a bronze feed water pressure regulator, model 1156F, 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 and has 1/2 inch union NPT inlet x NPT threaded outlet connections. The maximum pressure is 100 psi (6.9 bar).

• For use in commercial and residential hydronic heating systems
• Provides quick system filling and purging
• Bronze backflow preventer, bronze feed water pressure regulator