1 1/4 LF2000BM2-FP
Item Number: 88007254
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$3,247.51
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Brand - Ames
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- Size: 1 1/4 inch
- Weight: 17.1 lb
- Body Material: Lead Free Bronze
- Maximum Working Pressure: 175 PSI
- Temperature Range: 33°F – 140°F
- End Connections: Female NPT
- Gear Operated Slow Close Isolation Valves
- Two Pre-Wired Tamper Switches
- Approved for Horizontal and Vertical Installation
Description
Description
The 1 1/4 inch LF2000BM2-FP is a lead-free bronze double check valve backflow preventer assembly. It is designed to prevent polluted non-potable water from entering the potable water supply, ideal for non-health hazard cross-connections. This compact, modular unit features gear-operated slow-close isolation valves, two pre-wired tamper switches, and NPT end connections. Maintenance is simplified with a single top entry access cover, requiring no special tools. Approved for both horizontal and vertical installations, it operates up to 175 PSI within a 33-140°F temperature range. Item number 88007254.
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Connections
- The backflow preventer features 1 1/4 inch Female NPT (National Pipe Taper) end connections on both the inlet and outlet. These connections are designed to connect to 1 1/4 inch male NPT threaded piping.
Installation
- This assembly is approved for installation in both horizontal and vertical orientations.
- Always ensure compliance with national plumbing codes and local water authority requirements for proper installation and testing.

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Additional Details
This 1 1/4 inch double check valve backflow preventer assembly is designed to prevent the reverse flow of contaminated water of non-potable quality into the potable water supply due to backsiphonage or backpressure.
Application & Use
- Ideal for protection at cross-connections identified as non-health hazard applications.
- Prevents contamination from other sources found at the service line entrance.
Features
- Constructed with a lead free bronze body for durability.
- Equipped with gear operated slow close isolation valves.
- Includes two pre-wired tamper switches per shutoff.
- Features two positive seating check modules.
- Top mounted ball valve type test cocks for easy testing.
- Single top entry access cover facilitates ease of maintenance.
- Modular construction and compact design.
- No special tools are required for maintenance.
- Designed for low pressure drop.
- Approved for both horizontal and vertical installations.
Specifications
- Size: 1 1/4 inch
- Body Material: Lead Free Bronze (cast copper silicon alloy)
- End Connections: NPT (Female)
- Isolation Valves: Gear Operated Slow Close
- Tamper Switches: 2, pre-wired
- Test Cocks: Top Mounted Ball Valve Type
- Maximum Working Pressure: 175 PSI (12.1 bar)
- Temperature Range: 33°F – 140°F (0.5°C – 60°C)
- Maintenance: One top entry access cover
Certificates & Approvals
- Approved by the Foundation for Cross-Connection Control and Hydraulic Research at the University of Southern California (FCCR&HR USC)
- ASSE 1015 Listed
- UL Classified (US & Canada)
- APMO PO
- AWWA Standard C510 Compliant
- CSA B64.4
- NFPA 13, 14, 16, 20, 22 & 24 Compliant
- End Connections Gear-Operated Ball Valves - National Pipe Thread (NPT) ASME B1.20.1
FAQs
What is the primary function of this backflow preventer?
This 1 1/4 inch double check valve assembly is designed to prevent the reverse flow of contaminated non-potable water into your clean potable water supply, protecting against backsiphonage and backpressure.
What type of end connections does this assembly have?
The backflow preventer assembly features female NPT (National Pipe Taper) end connections for secure and standardized pipe attachment.
What are the installation requirements for this device?
This assembly is approved for both horizontal and vertical installations. Always check with local authorities for specific installation requirements and codes in your area.
What is the maximum operating pressure and temperature range for this backflow preventer?
It can operate safely with a maximum working pressure of 175 PSI (12.1 bar) and within a temperature range of 33°F to 140°F (0.5°C to 60°C).
Is special tooling required for maintenance of this backflow preventer?
No, this backflow preventer is designed for ease of maintenance with a single top entry access cover, and no special tools are required for servicing.