1 LF4000BM2

Item Number: 0425016
1 1
$1,469.25
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Ames
  • Size: 1 inch
  • Weight: 11.45 lb
  • Lead Free* cast silicon copper alloy construction
  • NPT end connections
  • Maximum Operating Pressure: 175 psi
  • Maximum Operating Temperature: 180°F
  • Single access cover for easy maintenance
  • Two in-line independent check valves
  • Compact, space-saving design

Description

The 1 inch Ames Fire & Waterworks LF4000B is a Lead Free* Reduced Pressure Zone Backflow Preventer Assembly, designed to protect potable water supplies from health hazard cross-connections. It features durable cast silicon copper alloy construction, NPT end connections, and resilient seated quarter-turn ball valve shutoffs. Its compact, modular design with a single access cover simplifies maintenance and repairs without special tools. Approved by ASSE 1013 and AWWA C511, this assembly is suitable for continuous supply pressures up to 175 psi and water temperatures up to 180°F.

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Connections

  • This 1 inch Reduced Pressure Zone Assembly utilizes NPT end connections for installation into your piping system.
  • The assembly includes two resilient seated quarter-turn ball valve shutoffs with tee handles for system isolation.
  • It also features four resilient seated, screwdriver-slotted test cocks for testing and maintenance.

Compatibility & Use

This device is specifically designed to protect potable water supplies from contamination. It is ideal for preventing backflow due to backsiphonage and/or backpressure in various installations, including health hazard cross-connections in piping systems or for containment at the service line entrance.

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Additional Details

The 1 inch Ames Fire & Waterworks Series LF4000B Reduced Pressure Zone Assembly is designed to protect potable water supplies from contamination caused by backpressure or backsiphonage, in compliance with national plumbing codes and water authority requirements.

This assembly is suitable for various installations, including preventing health hazard cross-connections in piping systems and for service line containment.

Features

  • Lead Free* cast silicon copper alloy construction ensures durability and compliance with lead content requirements.
  • Compact, modular design with large body passages provides low pressure drop and a space-saving installation.
  • Single access cover and top-entry design allow for immediate access to all internal components, simplifying maintenance.
  • Includes two in-line, independent check valves, captured springs, and an intermediate internal relief valve for reduced installation clearances and safe maintenance.
  • Replaceable check seats and silicone seat discs allow for economical repair.
  • Features two resilient seated quarter-turn ball valve shutoffs with tee handles and four resilient seated, screwdriver-slotted ball valve test cocks.
  • No special tools are required for servicing, making repairs and inspections convenient.

Specifications

  • Size: 1 inch
  • Body Material: Lead Free* cast silicon copper alloy
  • Connection Type: NPT end connections
  • Maximum Supply Pressure: 175 psi (12.1 bar)
  • Maximum Water Temperature: 180°F (75°C) continuous
  • Check Valves: Two in-line, independent
  • Relief Valve: Intermediate internal pressure differential
  • Isolation Valves: Two resilient seated quarter-turn ball valves with tee handles
  • Test Cocks: Four resilient seated, screwdriver slotted ball valve test cocks
  • Access: Single access cover for internal components
  • Springs: Captured
  • Seats: Replaceable check seats, silicone seat discs

Approvals & Standards

  • USC
  • ASSE Std. 1013
  • AWWA Std. C511
  • CSA B64.4
  • IAPMO File No. 1563

FAQs

What is the primary purpose of the LF4000B Reduced Pressure Zone Assembly?

This assembly is designed to protect potable water supplies from contamination caused by backpressure or backsiphonage. It prevents polluted water from entering the clean water system in accordance with national plumbing codes.

What does the "Lead Free" designation signify for this product?

The "Lead Free*" designation indicates that the wetted surface of this product, when contacted by consumable water, contains less than 0.25% lead by weight. This ensures compliance with Lead Free installation requirements and safety standards.

How is maintenance simplified for the LF4000B assembly?

The LF4000B features a compact, modular design with a single access cover and top-entry access to all internals. This design, along with replaceable check seats and captured springs, facilitates easy and economical maintenance without requiring special tools.

What are the connection specifications for this 1 inch model?

This model features 1 inch NPT (National Pipe Taper) end connections. It includes two resilient seated quarter-turn ball valve shutoffs with tee handles for isolation.

What are the maximum operating pressure and temperature ratings for this device?

The LF4000B is suitable for continuous supply pressures up to 175 psi (12.1 bar) and water temperatures up to 180°F (75°C) continuous.

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