6 LF870-WZ-LG

Item Number: 88007323
1 1
$9,060.75
Special Order
When Will it Ship: Contact for Lead Time
Estimated transit time: 2 to 5 Business Days

Brand - Febco
  • Valve Size: 6 inch
  • Weight: 386.0 lb
  • Configuration: Z-Pattern
  • Primary Use: Non-Health Hazard Pollutant Backflow Prevention
  • Lead Free*: Wetted surface contains less than 0.25% lead by weight
  • Body Material: Ductile Iron with ArmorTek® Epoxy Coating
  • Max Working Pressure: 175 PSI
  • Temperature Range: 33°F - 140°F (continuous)
  • Check Components: Stainless Steel, Replaceable Seats & Silicone Discs
  • Drop-in replacement for competitor Z-pattern valves

Description

The 6-inch FEBCO MasterSeries LF870W/WZ Double Check Valve Assembly is engineered for non-health hazard (pollutant) backflow prevention on potable water systems. Featuring a Z-pattern orientation, it serves as a direct drop-in replacement for competitor valves, facilitating easy upgrades. Its ductile iron body is treated with ArmorTek® epoxy coating for superior corrosion resistance, while lead-free construction ensures compliance. The assembly includes two independently acting clapper-style check modules with replaceable stainless steel seats and silicone discs for reliable performance and easy maintenance. It operates within a 33°F to 140°F temperature range and handles up to 175 PSI maximum working pressure. Item number 88007323.

Help Me Connect

This FEBCO MasterSeries LF870W/WZ Double Check Valve Assembly is specifically designed as a drop-in replacement for competitor's valves with a Z-pattern orientation. The 6-inch flanged end connections are compliant to ASME B16.1 Class 125 and AWWA Class D Flange standards, ensuring compatibility with standard piping systems. It is suitable for vertical up Z-pattern installations.

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Additional Details

This 6 inch FEBCO MasterSeries LF870W/WZ Double Check Valve Assembly is designed for non-health hazard (pollutant) applications, preventing backflow and backsiphonage into the potable water supply. It features a Z-pattern orientation for drop-in replacement of competitor valves, making it ideal for cross-connection control or service line containment.

Construction & Features

  • Lead Free* design ensures compliance with low lead installation requirements.
  • The ductile iron valve body is protected with ArmorTek®, a patented three-part advanced epoxy coating system designed to resist microbial-induced corrosion (MIC).
  • Equipped with two independently acting, approved clapper style check modules for reliable backflow prevention.
  • Check modules feature replaceable stainless steel seats and silicone disc rubbers for extended service life.
  • Captured modular spring assembly and captured O-ring design.
  • Designed for in-line servicing without special tools, accessible through independent top entry covers.
  • Includes four properly located resilient seated test cocks as specified by AWWA Standard C510.
  • Features a longer gate-to-gate length for easy drop-in replacement of existing valves.
  • Winterization feature includes disc retainers and valve body drain ports.
  • Suitable for vertical up Z-pattern installations.

*The wetted surface of this product contacted by consumable water contains less than 0.25% of lead by weight. This assembly is designed for non-health hazard (pollutant) applications only.

Specifications

  • Valve Size: 6 inch
  • Configuration: Z-Pattern
  • Primary Use: Non-health hazard (pollutant) backflow prevention
  • Lead Content: Less than 0.25% by weight on wetted surfaces
  • Main Valve Body Material: Ductile Iron Grade 65-45-12
  • Body Coating: ArmorTek® powder coating (internal and external)
  • Check Seat Material: Stainless steel
  • Disc Holder Material: Stainless steel
  • Elastomer Disc Material: Silicone
  • Spring Material: Stainless steel
  • Clamp Material: AWWA C606
  • Maximum Working Pressure: 175 PSI (12.1 bar)
  • Minimum Working Pressure: 10 PSI (0.7 bar)
  • Hydrostatic Test Pressure: 350 PSI (24.1 bar)
  • Hydrostatic Safety Pressure: 700 PSI (48.3 bar)
  • Temperature Range: 33°F - 140°F (0.5°C - 60°C) continuous

Certificates & Approvals

  • Approved by the Foundation for Cross-Connection Control and Hydraulic Research at The University of Southern California (FCCCHR-USC)
  • ASSE 1015 Listed
  • IAPMO
  • AWWA Standard C510 Compliant
  • End Connections: Compliant to ASME B16.1 Class 125 & AWWA Class D Flange
  • Note: This "Less Shutoff Valves" (LG) assembly is NOT UL Classified or FM Approved.

FAQs

What type of applications is this backflow preventer designed for?

This backflow preventer is specifically designed for non-health hazard (pollutant) applications. It prevents the backflow of objectionable but non-toxic water into the potable water supply.

Can this valve replace existing competitor backflow preventers?

Yes, this FEBCO MasterSeries LF870W/WZ assembly features a longer gate-to-gate length and Z-pattern orientation, making it suitable for direct drop-in replacement of competitor's Z-pattern valves.

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

The maximum working pressure for this valve is 175 PSI (12.1 bar). It can operate continuously within a temperature range of 33°F to 140°F (0.5°C to 60°C).

What materials are used for the main components of the valve?

The main valve body is ductile iron grade 65-45-12, coated with ArmorTek® powder epoxy for corrosion resistance. Check seats are stainless steel, and elastomer discs are silicone.

Is this specific model (LF870W/WZ-LG) UL Classified or FM Approved?

No, this "Less Shutoff Valves" (LG) configuration of the assembly is not UL Classified or FM Approved. Those approvals apply to assemblies configured with UL Classified/FM Approved OS&Y RW gate valves.

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