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Why you’ll love it

RestaurantSupply.com is your trusted source for Watts faucet parts & accessories.

  • Authorized Watts dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock Watts LFFRVB-B faucet parts & accessories
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

Dormont LFFRVB-B 1/2 Inch Lead-free Atmospheric Vacuum Breaker with Backflow Prevention

Watts  |  MFG #: LFFRVB-B  |  Item #: 32489
Item: #32489

Technical details
Manufacturer Dormont Manufacturing
Model Number LFFRVB-B
Manufacturer Part # LFFRVB-B
Parts Vacuum Breakers, Check Valves & Backflow Preventers
Weight 0.34 lbs
Lead-Free Yes

About this item

Product Details

The Watts LFFRVB-B Watts Hydro-Force™ Lead-free Atmospheric Vacuum Breaker 1/2" is a specialized plumbing component designed for integration into commercial water systems where prevention of backflow contamination is critical. Manufactured by Dormont Manufacturing, this atmospheric vacuum breaker is constructed from durable, lead-free materials meeting high standards for safety and longevity. It features a 1/2-inch connection size, making it compatible with standard piping systems in foodservice facilities, hospitality venues, and commercial kitchens. This device effectively prevents siphoning and backflow in water lines, ensuring compliance with sanitation and safety protocols. Its precise engineering delivers reliable venting and leak-proof operation, making it suitable for installation in water supply lines requiring contamination prevention within food and beverage operations.

Top Watts Hydro-Force LFFRVB-B Features

The Watts Hydro-Force LFFRVB-B atmospheric vacuum breaker offers critical backflow prevention with a lead-free design suited for commercial water systems. Its high-grade corrosion-resistant construction ensures durability in demanding foodservice environments. The 1/2" size simplifies installation and maintenance with compatibility for standard plumbing fittings. Designed for medium-volume applications, it mitigates back-siphonage risks in kitchen and laundry lines, providing a safe water supply. Its straightforward design allows easy inspection and servicing, ensuring continuous operation without disruption. Ideal for use in food processing facilities, beverage stations, or dishwashing lines requiring prompt, reliable backflow prevention.

  • Functionality & Performance: Prevents back-siphonage in water lines with precise venting
  • Material Durability: Made from lead-free, corrosion-resistant components for longevity
  • Ease-of-Use & Maintenance: Simple installation with easy access for testing and servicing
  • Application Fit: Compatible with 1/2" plumbing connections in foodservice environments
  • Workflow Integration: Supports compliance and safety in backflow prevention workflows

Suitable for safeguarding potable water in commercial foodservice setups requiring reliable backflow preventers

Watts LFFRVB-B Technical Specs

The Watts LFFRVB-B atmospheric vacuum breaker features a 1/2-inch inlet and outlet connection, engineered from lead-free, corrosion-resistant materials to meet safety standards. It weighs approximately 0.34 lbs, making it easy to handle during installation or maintenance. Designed for use within a standard operating temperature range suitable for water systems, it ensures reliable venting under normal plumbing conditions. The device is intended for installation in water supply lines where backflow prevention is mandated, especially in commercial kitchens and beverage stations. Its durable construction and straightforward design facilitate routine inspections and compliance testing, reducing downtime. The vacuum breaker does not require electrical power, aligning with traditional plumbing setups and simplifying integration into existing systems.

  • Connection Size: 1/2 inch inlet and outlet
  • Material: Lead-free, corrosion-resistant plastics and metals
  • Weight: Approximately 0.34 lbs
  • Operating Temperature Range: Standard water supply conditions
  • Dimensions: Compact size suitable for tight installation spaces
  • Construction Finish: Polished, corrosion-resistant exterior
  • Field Testing & Maintenance: Facilitates inspection of venting and sealing performance
  • Compatibility: Fits standard plumbing fittings and piping systems

Electrical Requirements: None

Installation Clearance: Minimum spacing for access and venting

Plumbing Compatibility: Designed for integration with potable water lines

Maintenance Routine: Accessible for periodic testing and servicing

Temperature Tolerance: Standard range for typical water systems

What is a commercial atmospheric vacuum breaker?

A commercial atmospheric vacuum breaker is a plumbing device designed to prevent backflow contamination in water supply systems by venting excess pressure and siphoning. In the case of the Watts LFFRVB-B Watts Hydro-Force™ Lead-free Atmospheric Vacuum Breaker 1/2", it functions as a crucial component in safeguarding potable water lines within food processing, hospitality, and industrial kitchens. Installed in equipment and piping where back-siphonage can occur, this device ensures compliance with safety standards while providing long-term durability. Its construction from lead-free materials makes it suitable for a variety of commercial applications, particularly in foodservice environments requiring reliable backflow prevention under typical operating conditions.

Top commercial vacuum breakers for foodservice settings

Robust and dependable with a lead-free design, the Watts LFFRVB-B atmospheric vacuum breaker suits medium-flow kitchen applications, installed in undercounter and equipment water lines, optimized for foodservice safety and system integrity. Watts LFFRVB-B ensures effective backflow prevention for commercial food establishments, ideal for hazard-free water supply in restaurant kitchens and beverage stations.

  • Medium-volume application — optimal for kitchen equipment water lines
  • Built from durable lead-free materials — sanitation & longevity
  • Compact, professional design — easy installation in tight spaces
  • Supports compliance — prevents back-siphonage contamination
  • Designed for reliable operation — suitable for restaurant plumbing infrastructure

Why Choose Watts Watts Hydro-Force LFFRVB-B?

Compared to other backflow preventers, the Watts Watts Hydro-Force LFFRVB-B stands out with its lead-free construction, compact footprint, and straightforward maintenance design. It offers reliable performance under normal operating conditions, reducing system downtime and maintenance costs. Its corrosion-resistant materials ensure long-term durability, providing a premium solution for commercial water safety in foodservice applications, enhancing operational efficiency and sanitation standards.

  • Compact, restaurant-ready design — fits in limited installation spaces
  • Lead-free, corrosion-resistant components — ensures safe, long-lasting operation
  • Easy inspection and servicing — minimizes downtime
  • Built for medium-demand plumbing systems — optimized for foodservice environments
  • Supports compliance with safety standards — reliable backflow protection

Certifications

Lead Free logo

Lead Free

This product meets lead-free compliance standards.

Certifications

Customer reviews

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Dormont Manufacturing

Dormont LFFRVB-B 1/2 Inch Lead-free Atmospheric Vacuum Breaker with Backflow Prevention

$53.53 $113.95

Dormont Manufacturing, LFFRVB-B, Watts Hydro-Force™ Lead-free Atmospheric vacuum breaker 1/2"