Febco 710EFEB 1 in. Atmospheric Vacuum Breaker (710 Series)

The Febco 710EFEB 1 in. Atmospheric Vacuum Breaker (AVB) provides positive protection against back-siphonage by preventing contaminated water from being drawn back into the potable supply when pressure loss creates a vacuum condition.

• Model: 710EFEB — 710 Series 1" AVB for cold-water service, non-spilling design.
• Construction: All-bronze body and bonnet with lightweight plastic poppets and resilient rubber poppet discs for secure sealing and long service life.
• Performance: Rated to 150 psi (10.3 bar) maximum working pressure; documented flow curves established by Twining Labs.
• Temperature & Connections: Designed for cold-water applications (32°F to 110°F); NPT end connections per ANSI/ASME B1.20.1.
• Standards & Testing: Meets applicable ASSE specifications for atmospheric vacuum breakers and is simple to service with replaceable internal parts.
• Typical Uses: Ideal for hose bibs, turf irrigation systems, chemical vats, X-ray tanks, and laboratory sinks where reliable anti-siphon protection is required.

Easy to install on the discharge side of the last shutoff valve, the 710 series AVB is a compact, serviceable backflow protection device intended for plumbing and irrigation professionals. Refer to the included installation instructions and specification sheet for sizing, installation orientation, flow curves, and maintenance procedures.