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Series 4000B 4" Red Pressure Zone Assembly

Series 4000B 4" Red Pressure Zone Assembly

Regular price $1,632.73 USD
Regular price $1,959.27 USD Sale price $1,632.73 USD
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The Viking Series 4000B 4" Red Pressure Zone Assembly is a robust backflow preventer designed for commercial and industrial fire protection systems. It delivers reliable potable water protection by preventing contamination through pressure zone control, making it an essential component for plumbing contractors, facility managers, and safety inspectors.

  • Lead-Free Bronze Body: Crafted from corrosion-resistant, lead-free bronze to ensure durability and compliance with potable water health standards.
  • 4-Inch Assembly Size: Suited for larger commercial or industrial applications where high flow rate and pressure control are critical.
  • Gear-Operated Slow-Close Isolation Valves: Provides precise, controlled shut-off to prevent water hammer and facilitate safe maintenance and emergency operations.
  • Reduced Pressure Zone Design: Effectively stops both backsiphonage and backpressure, offering comprehensive protection against water supply contamination.
  • NFPA Compliance: Certified to meet National Fire Protection Association standards, ensuring reliability and regulatory adherence in fire protection systems.
  • Seamless System Integration: Engineered for compatibility with a wide range of commercial potable water systems requiring backflow prevention with minimal impact on system performance.

This assembly enhances water safety by preventing contaminants from entering potable water systems during pressure fluctuations or system failures. Its durable bronze construction extends service life in demanding industrial environments, while the slow-close valves reduce maintenance risks. Ideal for large-scale fire protection setups, the Viking Series 4000B promotes compliance with safety codes and ensures ongoing, contamination-free water delivery—reducing downtime and improving system reliability.


More Information
Item Number 4000BFP
Brand Ames Backflows
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