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Febco 710EFEB 1 in. Atmospheric Vacuum Breaker — bronze body, threaded NPT connections and lightweight plastic poppet assembly

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

Brand: Febco
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$259.38
$194.53
SKU 710EFEB
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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.

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Frequently Asked Questions

What is the maximum working pressure for the 710EFEB?
The 710EFEB is rated to 150 psi (10.3 bar) maximum working pressure. It is designed for cold-water systems.
Where should this atmospheric vacuum breaker be installed?
Install the AVB on the discharge side of the last shutoff valve. Common uses include hose bibs, irrigation and laboratory sinks.
What materials and internal parts does the 710 series use?
The 710 series features an all-bronze body and bonnet with lightweight plastic poppets and resilient rubber poppet discs for secure sealing.
Can I use the 710EFEB for hot water applications?
No. Series 710 is intended for cold-water use and is rated for approximately 32°F to 110°F; choose a different model for higher temperatures.