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Watts Double Check Valve Assembly: LF007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg - Watts Double Check Backflow Preventers
WattsWatts Double Check Backflow Preventers

Watts Double Check Valve Assembly: LF007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg

The WATTS Double Check Valve Assembly: LF007 is a Watts Double Check Backflow Preventer with a 2 in pipe size, FNPT x FNPT connections, and a ball valve shut-off type. This plastic assembly has a 25.75 in overall…

SKU 3G-OTH-434612

Also listed as: 2LF007M1QTSFZ · 2 LF007M1 QT S FZ · 2-LF007M1-QT-S-FZ

Brand
Watts
Item
Double Check Valve Assembly: LF007, 2 in Pipe Size, FNPT x FNPT, 25.75 in Overall Lg
Category
Watts Double Check Backflow Preventers
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Watts
Manufacturer Part Number
2 LF007M1-QT-S-FZ
Type
FNPT x FNPT, Plastic
Overall Lg
25.75 in
Pipe Size
2 in
Connection Type
FNPT x FNPT
Shut-Off Valve Type
Ball Valve

Technical Documents

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Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS Double Check Valve Assembly: LF007 is a Watts Double Check Backflow Preventer with a 2 in pipe size, FNPT x FNPT connections, and a ball valve shut-off type. This plastic assembly has a 25.75 in overall length (MPN 2 LF007M1-QT-S-FZ).

Frequently Asked Questions

What is the Watts LF007 double check valve assembly used for?

The Watts LF007 double check valve assembly is used to prevent backflow in commercial and residential water systems. It protects potable water supplies from contamination by stopping reverse flow. Typical applications include irrigation, fire sprinkler systems, and industrial process lines where non-hazardous backflow conditions exist.

What are the specifications of the Watts LF007 double check valve assembly?

The Watts LF007 double check valve assembly has a 2 in pipe size with FNPT x FNPT connections. It features ball valve shut-offs and a plastic body. The overall length is 25.75 in. The manufacturer part number is 2 LF007M1-QT-S-FZ. This Watts assembly is designed for reliable backflow prevention in low-hazard applications.

Where to buy the Watts LF007 double check valve assembly worldwide?

You can source the Watts LF007 double check valve assembly through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time. We supply genuine Watts components for backflow prevention systems.

How to install a Watts double check valve assembly?

Install the Watts double check valve assembly in a horizontal or vertical position with flow arrow pointing downstream. Ensure adequate clearance for servicing the test cocks and shut-off valves. Use pipe thread sealant on FNPT connections. Always follow local plumbing codes and test the assembly after installation to verify proper operation.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts watts double check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
WATTS Double Check Valve Assembly: LF007, 1 in Pipe Size, FNPT x FNPT, 17.94 in Overall Lg, Plastic (MPN 1 LF007M1-QT-S-FZ)
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