| Type | High Flow |
| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | WOODFORD MFG CO | WOO 50HF-CH | 50HF Backflow Preventer, Chrome 50HFCH |
| | WOODFORD MFG CO | WOO 50HF-BR | 50HF Backflow Preventer, Brass 50HFBR |
| | WOODFORD MFG CO | WOO 50HA-CH | 50HA Backflow Preventer, Chrome 50HACH |
| | WOODFORD MFG CO | WOO 50HA-BR | 50HA Backflow Preventer, Brass 50HABR |
| | WOODFORD MFG CO | WOO 50H-BR | Model 50H Vacuum Breaker, Brass 50HBR |
| | WOODFORD MFG CO | WOO 50H-CH | Model 50H Vacuum Breaker, Chrome 50HCH |
