Hose-Bib, backflow preventer, backflow prevention, Vacuum Breaker Valve, Anti-Siphon Vaccum Breaker, Garden Check Valve.

The Geann VB100 Brass Vacuum Breaker is here to help keep your potable water supply safe from any polluted water that might accidentally make its way in. And it comes with a break-off screw for permanent attachment. The Geann Vacuum Breaker is a great way to keep your potable water safe and clean. It's super easy to adapt to new installations and existing systems, including outdoor faucet spigots, sprinklers, and backflow preventers for RV water lines. Plus, the Geann VB100 meets ASSE1011 and is listed by IAPMO, so you know it's good to go!

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.