3/4 inch Self Draining Brass Vacuum Breaker
2VB300
Hose-Bib, backflow preventer, backflow prevention, Vacuum Breaker Valve, Anti-Siphon Vaccum Breaker, Garden Check Valve, Breaker for Frost-Free Hydrant.
3/4 Inch Self-Draining Vacuum Breaker for Frost-Free Hydrants with Fine threads
Geann VB300 Brass Self-Draining Vacuum Breaker is for frost-free hydrants. It allows water to drain from valve upon shut-off to protect the fauct and pipes from freezing and damage. 3/4" NH female thread fits MOST of forst proof wall hydrant and sillcock with 3/4" NH threads. Geann VB300 Brass Self-Draining Vacuum Breaker is for Outdoor Sillcock to prevent unclean water to backflow into potable drinking water supply and protect the Sillcock from frozen damaging.
Last-for-Long Venting Embrance System
The most critcial function of Vacuum Breaker is provide anti-siphonage to reduce the reverse pressure in pipe greatly. It prevents the dirty water to pollute the potable drinking water from the siphonage which may occured somewhere in the plumbing system. Geann designed the Lat-for-Long venting embrance structure for all our hose bibb vacuum breaker. With this venting embrance system, our vacuum breaker provides abundant flow rate for garden watering. Our design gives the smallest resisitance at downstream and venting the backflow immediately once shut-off the fauct.Break-off Screw for Permanent Attachment
No worry about the vacuum breaker is being removed unauthorizedly or when garden hose was removed accidently. Geann hose bibb vacuum breaker equipped the break-off screw for permanent attachment which prevents the hose bibb being removed accidently when the garden hose is removed.| characteristic | Specification |
|---|---|
| Max Operating Temperature | 180 F Fahrenheit / 82 C Celsius |
| Max Operating Pressure | 125 psi |
| Material | 100% Heavy Duty Brass |
| Inlet Thread (Connect to Faucet) | 3/4 Inch Female Hose Thread (3/4 NH) |
| Outlet Thread (Connect to Hose) | 3/4 Inch Male Hose Thread (3/4 NH) |
| Certifications | Meet both ASSE 1011 and CSA B64.2 |
| Attachment | equipped with Break-off screw for permanent attachment. |
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