1 U765-QT-FZ PVB

Item Number: T765EUB
1 1
$411.37
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Estimated transit time: 2 to 5 Business Days

Brand - Febco
  • Connection Size: 1 inch
  • Body Material: Bronze
  • Maximum Working Pressure: 150 psi
  • Temperature Range: 32°F to 140°F
  • Includes freeze sensor for temperature monitoring
  • Internal parts serviceable in-line
  • Engineered plastic bonnet for freeze protection
  • Approved to ASSE 1020 and CSA B64.1.2

Description

This 1 inch FEBCO Series 765 Pressure Vacuum Breaker is a backflow preventer designed to protect potable water systems from backsiphonage in industrial, commercial, and irrigation applications. Constructed with a durable bronze body and an engineered plastic bonnet, it features a spring-loaded check valve and an air relief valve. An integrated freeze sensor provides temperature monitoring and alerts when connected to an optional kit, enhancing system safety. It withstands up to 150 psi and operates from 32°F to 140°F. Union end connections simplify installation and maintenance.

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Connections & Installation

  • This pressure vacuum breaker features union end connections for easy removal and installation.
  • End connections conform to NPT ANSI/ASME B1.20.1 standards.
  • To activate the included freeze sensor for monitoring and alerts, an add-on connection kit (sold separately) is required.
  • The connection kit enables Wi-Fi communication for direct alerts, or integration with building management systems (BMS) or irrigation management systems (IMS).
  • Install the assembly a minimum of 12 inches above the highest downstream outlet and the highest point in the downstream piping to prevent backpressure.
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Additional Details

This 1 inch pressure vacuum breaker backflow preventer protects potable water systems from backsiphonage of toxic or non-toxic liquids. It is commonly used in industrial plants, cooling towers, laboratories, laundries, swimming pools, and irrigation systems.

This assembly features a bronze body for durability, a spring-loaded check valve, an air relief valve with an opening port, two resilient seated shutoffs, and test cocks. It also includes a freeze sensor for use with SentryPlus Alert® technology to monitor temperature and signal facility personnel when freeze conditions are nearing or occurring.

A WARNING: It is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States.

A WARNING: The freeze sensor solely provides alerts about a possible freeze event and cannot prevent it. User action is required to prevent freeze conditions from causing product and/or property damage.

Features

  • Bronze body construction for long-lasting durability.
  • Spring-loaded check valve closes tightly when pressure drops below 1 psi or when zero flow occurs.
  • Air relief valve opens to break siphons when pressure drops to 1 psi.
  • Internal parts are serviceable in-line from the top of the unit for easy maintenance.
  • Engineered plastic bonnet protects valve bodies from freeze damage.
  • Includes freeze sensor with SentryPlus Alert® technology for temperature monitoring and alerts.
  • Optional union end ball valves for easy removal and ultimate freeze protection.
  • Designed for minimum head loss.
  • Meets USC FCCC & HR Manual specifications.

Specifications

  • Connection Size: 1 inch
  • Main Valve Body Material: Bronze
  • Elastomers: Nitrile
  • Maximum Working Pressure: 150 psi (10.3 bar)
  • Hydrostatic Test Pressure: 300 psi (20.7 bar)
  • Temperature Range: 32°F to 140°F (0°C to 60°C)

Certificates & Approvals

  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California
  • ASSE 1020
  • UPC
  • CSA B64.1.2

FAQs

What is the primary purpose of this 1 inch pressure vacuum breaker?

This pressure vacuum breaker is designed to protect potable water systems from contamination due to backsiphonage of health or non-health hazard liquids. It's suitable for industrial plants, cooling towers, laboratories, laundries, swimming pools, and lawn sprinkler systems.

How does the integrated freeze sensor work?

The freeze sensor monitors temperature and signals facility personnel when conditions approach or reach freezing. An add-on connection kit (sold separately) is required to activate the sensor and enable communication via Wi-Fi, BMS, or IMS.

What is the maximum operating pressure and temperature range for this device?

This pressure vacuum breaker has a maximum working pressure of 150 psi (10.3 bar) and can operate within a temperature range of 32°F to 140°F (0°C to 60°C).

Can this product be used for drinking water systems in the United States?

No, a warning states that it is illegal to use this product in any plumbing system providing water for human consumption, such as drinking or dishwashing, in the United States.

What types of connections does this backflow preventer use?

This backflow preventer features union end connections, which allow for easier removal and installation. The end connections are NPT ANSI/ASME B1.20.1 compliant.