1/2 LF007-QT-FZ

Item Number: T063230
1 1
$616.45
Limited Stock (9)
Estimated transit time: 2 to 5 Business Days Eligible for Express Shipping

Brand - Watts
  • Size: 1/2 inch
  • Body Material: Lead Free Cast Copper Silicon Alloy
  • Connections: NPT
  • Maximum Operating Pressure: 175 PSI
  • Temperature Range: 33°F – 180°F
  • Integrated Freeze Sensor for SentryPlus Alert®
  • Modular compact design for easy maintenance
  • Includes quarter-turn ball valve shutoffs

Description

This 1/2 inch Watts LF007-QT-FZ Lead Free Double Check Valve Backflow Preventer Assembly is designed to prevent the backflow of polluted water into potable water supplies. Constructed from lead-free cast copper silicon alloy with NPT end connections, it is suitable for non-health hazard cross-connections. Key features include a modular design for easy maintenance, replaceable check modules and seats, and integrated quarter-turn ball valve shutoffs. It also incorporates a freeze sensor compatible with SentryPlus Alert® technology to warn of freezing conditions, enhancing protection for continuous pressure piping applications. Item number T063230.

Help Me Connect

Connecting Your Watts LF007-QT-FZ Backflow Preventer

  • This 1/2 inch double check valve assembly is equipped with NPT (National Pipe Taper) end connections. These threaded connections require appropriate male NPT fittings on your existing piping for secure and leak-free installation.
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Additional Details

This 1/2 inch lead free double check valve backflow preventer assembly is designed to prevent the backflow of polluted water from entering the potable water supply. It is ideal for continuous pressure piping applications and at cross-connections identified as non-health hazards.

Features

  • Features a freeze sensor for use with SentryPlus Alert® technology to signal facility personnel when temperatures approach freezing.
  • Lead Free* cast copper silicon alloy body construction for compliance with installation requirements.
  • Modular, compact design facilitates easy maintenance and assembly.
  • Includes two in-line independent positive seating check modules with replaceable seats and seat discs.
  • Quarter turn ball valve shutoffs and top-mounted test cocks.
  • ArmorTek® coating technology on iron components to resist microbial-induced corrosion (MIC) and protect exposed metal substrate.

A WARNING: The freeze sensor solely provides alerts about a possible freeze event and cannot prevent a freeze event from occurring. User action is required to prevent freeze conditions from causing product and/or property damage. An add-on connection kit (sold separately) is required to activate the freeze sensor's communication functions.

Specifications

General

  • Size: 1/2 inch
  • Body Material: Lead Free* Cast Copper Silicon Alloy
  • Connections: NPT
  • Maximum Working Pressure: 175 PSI
  • Temperature Range: 33°F – 180°F (0.5°C – 82°C)

Materials

  • Check Valve Body: Lead Free* Cast Copper Silicon Alloy
  • Coating: ArmorTek® Powder Coating (internal and external surfaces)
  • Check Module: Captured Spring and Rubber Seat Disc
  • Access Cover Bolts: Stainless Steel

Features

  • Shutoff Valves: Quarter Turn Ball Valves
  • Test Cocks: Top-Mounted
  • Sensor: Integrated Freeze Sensor (SentryPlus Alert® compatible)

Certificates & Approvals

  • ASSE Standard 1015
  • AWWA Standard C510
  • IAPMO PS31
  • CSA B64.5
  • ASSE
  • AWWA
  • IAPMO
  • CSA
  • UPC
  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California

FAQs

What is the primary purpose of the Watts LF007-QT-FZ assembly?

Its primary purpose is to prevent the backflow of polluted water from non-health hazard cross-connections into the potable water supply, protecting drinking water quality.

Is this backflow preventer suitable for all types of cross-connections?

No, it is specifically approved for cross-connections identified by local inspection authorities as non-health hazards. It is not suitable for health hazard applications.

What does "Lead Free" construction mean for this product?

"Lead Free" construction indicates that the wetted surface of the product contains less than 0.25% of lead by weight, complying with Lead Free installation requirements for potable water systems.

How does the integrated freeze sensor function?

The freeze sensor, compatible with SentryPlus Alert® technology, monitors temperature and sends alerts to facility personnel when temperatures approach freezing, indicating a potential risk to the equipment. An add-on connection kit is required to activate communication.

What are the connection types for the 1/2 inch LF007-QT-FZ?

This model features NPT (National Pipe Taper) end connections for installation into your piping system.