We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Watts Modular compact design: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg - Watts Double Check Backflow Preventers
WattsWatts Double Check Backflow Preventers

Watts Modular compact design: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg

The Watts LF007 is a modular compact double check backflow preventer with a 1-1/2 in pipe size and FNPT x FNPT connections. It features a ball valve shut-off type and has an overall length of 16.75 in, with a plastic…

SKU 3G-OTH-434574

Also listed as: 112LF007M2QTFZ · 1 1 2 LF007M2 QT FZ · 1-1-2-LF007M2-QT-FZ

Brand
Watts
Item
Modular compact design: LF007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg
Category
Watts Double Check Backflow Preventers
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Watts
Manufacturer Part Number
1-1/2 LF007M2-QT-FZ
Type
FNPT x FNPT, Plastic
Overall Lg
16.75 in
Pipe Size
1 1/2 in
Connection Type
FNPT x FNPT
Shut-Off Valve Type
Ball Valve

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Watts LF007 is a modular compact double check backflow preventer with a 1-1/2 in pipe size and FNPT x FNPT connections. It features a ball valve shut-off type and has an overall length of 16.75 in, with a plastic construction.

Frequently Asked Questions

What is a Watts LF007 double check backflow preventer used for?

The Watts LF007 is a modular compact double check backflow preventer used to protect potable water supplies from backflow contamination in commercial and industrial plumbing systems. It is suitable for low-hazard applications where a ball valve shut-off is required.

What are the specifications of the Watts LF007 backflow preventer?

The Watts LF007 has a 1 1/2 in pipe size with FNPT x FNPT connections, a ball valve shut-off type, and an overall length of 16.75 in. It features a plastic body construction and is designed for modular compact installation.

Where to buy a Watts LF007 backflow preventer worldwide?

3G Electric supplies the Watts LF007 backflow preventer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this model.

How to install a Watts LF007 double check backflow preventer?

Install the Watts LF007 in a horizontal or vertical position with adequate clearance for servicing. Ensure flow direction matches the arrow on the body. Use thread sealant on FNPT connections and test the assembly per local codes after installation.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
WATTS Modular compact design: LF007, 2 in Pipe Size, FNPT x FNPT, 19.5 in Overall Lg, 33°F – 180°F (MPN 2 LF007M1-QT-FZ)
Watts
WATTS Modular compact design: LF007, 2 in Pipe Size, FNPT x FNPT, 19.5 in Overall Lg, 33°F – 180°F (MPN 2 LF007M1-QT-FZ)
WATTS Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg, 33°F – 180°F (MPN 1/2 LF007-QT-S-FZ)
Watts
WATTS Modular compact design: LF007, 1/2 in Pipe Size, FNPT x FNPT, 13 in Overall Lg, 33°F – 180°F (MPN 1/2 LF007-QT-S-FZ)
WATTS Modular compact design: 007, 1/2 in Pipe Size, FNPT x FNPT, 10 in Overall Lg, 33°F – 180°F (MPN 1/2 007-QT-FZ)
Watts
WATTS Modular compact design: 007, 1/2 in Pipe Size, FNPT x FNPT, 10 in Overall Lg, 33°F – 180°F (MPN 1/2 007-QT-FZ)
WATTS Modular compact design: LF007, 1 in Pipe Size, FNPT x FNPT, 13.25 in Overall Lg, 33°F – 180°F (MPN 1 LF007M1-QT-FZ)
Watts
WATTS Modular compact design: LF007, 1 in Pipe Size, FNPT x FNPT, 13.25 in Overall Lg, 33°F – 180°F (MPN 1 LF007M1-QT-FZ)
WATTS Modular compact design: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, Bronze, 007 (MPN 1-1/4 007M2-QT-FZ)
Watts
WATTS Modular compact design: 007, 1 1/4 in Pipe Size, FNPT x FNPT, 16.38 in Overall Lg, Bronze, 007 (MPN 1-1/4 007M2-QT-FZ)
WATTS Modular compact design: 007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Bronze, 007 (MPN 1-1/2 007M2-QT-FZ)
Watts
WATTS Modular compact design: 007, 1 1/2 in Pipe Size, FNPT x FNPT, 16.75 in Overall Lg, Bronze, 007 (MPN 1-1/2 007M2-QT-FZ)

More from Watts

View all Watts parts
WATTS Double Check Valve Assembly: 757, 3 in Pipe Size, Flange x Flange, 31.75 in Overall Lg, PPO (MPN 3 757 OSY)
Watts
WATTS Double Check Valve Assembly: 757, 3 in Pipe Size, Flange x Flange, 31.75 in Overall Lg, PPO (MPN 3 757 OSY)
WATTS Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774 (MPN 774-OSY)
Watts
WATTS Double Check Valve Assembly: 774, 8 in Pipe Size, Flange x Flange, 52.5 in Overall Lg, 774 (MPN 774-OSY)
WATTS Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709 (MPN LF709-NRS)
Watts
WATTS Double Check Valve Assembly: LF709, 10 in Pipe Size, Flange x Flange, 90.44 in Overall Lg, 709 (MPN LF709-NRS)
WATTS Double Check Valve Assembly: LF719, 1/2 in Pipe Size, FIP x FIP, 12.56 in Overall Lg, Bronze (MPN LF719-QT-S)
Watts
WATTS Double Check Valve Assembly: LF719, 1/2 in Pipe Size, FIP x FIP, 12.56 in Overall Lg, Bronze (MPN LF719-QT-S)
WATTS Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774 (MPN 774-NRS)
Watts
WATTS Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg, 774 (MPN 774-NRS)
WATTS Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774 (MPN 774-OSY)
Watts
WATTS Double Check Valve Assembly: 774, 2 1/2 in Pipe Size, Flange x Flange, 37 in Overall Lg, 774 (MPN 774-OSY)
WATTS Double Check Valve Assembly: LF719, 1 1/2 in Pipe Size, FIP x FIP, 25.25 in Overall Lg, Bronze (MPN LF719-QT-S)
Watts
WATTS Double Check Valve Assembly: LF719, 1 1/2 in Pipe Size, FIP x FIP, 25.25 in Overall Lg, Bronze (MPN LF719-QT-S)
WATTS Double Check Valve Assembly: 757, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg, Plastic (MPN 757 OSY 6)
Watts
WATTS Double Check Valve Assembly: 757, 6 in Pipe Size, Flange x Flange, 43.5 in Overall Lg, Plastic (MPN 757 OSY 6)