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Watts LF007 Double Check Valve Assembly, 1 in, FNPT x FNPT, Plastic, Ball Valve - Watts Double Check Backflow Preventers
WattsWatts Double Check Backflow Preventers

Watts LF007 Double Check Valve Assembly, 1 in, FNPT x FNPT, Plastic, Ball Valve

The Watts LF007 is a double check valve assembly, part of the Watts Double Check Backflow Preventers product line. This model features a 1-inch pipe size with FNPT x FNPT connections and a ball valve shut-off valve…

SKU 3G-OTH-434569

Also listed as: 1LF007M1QTSFZ · 1 LF007M1 QT S FZ · 1-LF007M1-QT-S-FZ

Brand
Watts
Item
LF007 Double Check Valve Assembly, 1 in, FNPT x FNPT, Plastic, Ball Valve
Part Number
1 LF007M1-QT-S-FZ
Category
Watts Double Check Backflow Preventers
Available to Order
Also known as:1 LF007M1-QT-S-FZWatts
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

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

Technical Documents

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3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Watts LF007 is a double check valve assembly, part of the Watts Double Check Backflow Preventers product line. This model features a 1-inch pipe size with FNPT x FNPT connections and a ball valve shut-off valve type. The assembly has an overall length of 17.94 inches and is constructed with plastic materials, identified by manufacturer part number 1 LF007M1-QT-S-FZ.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The Watts LF007 double check valve assembly prevents backflow of contaminated water into potable water supplies. It is commonly installed in commercial and industrial plumbing systems, irrigation lines, and fire sprinkler systems to protect against cross-connections where non-potable water could reverse flow.

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

The Watts LF007 has a 1 in pipe size with FNPT x FNPT connections and a ball valve shut-off type. Its overall length is 17.94 in, and the body is made of plastic. The manufacturer part number is 1 LF007M1-QT-S-FZ. It is part of the Watts Double Check Backflow Preventers product line.

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

3G Electric supplies the Watts LF007 double check valve assembly worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this Watts backflow preventer to any country.

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 both shut-off ball valves are fully open after installation. Use pipe thread sealant on FNPT connections and test per local plumbing codes. Always consult the manufacturer's installation manual for torque and clearance requirements.

Used in

Common applications for Watts
Commercial plumbing – Watts standard capacity water pressure regulators (3/8 LF 26AB) for stabilizing incoming water pressure
Industrial steam systems – Watts 152A series steam pressure regulators for pressure reduction in process and heating lines
Cross-connection control – Watts 757 double check backflow preventers for commercial and industrial water supply protection
Boiler safety – Watts ASME Section XIII temperature and pressure relief valves for overpressure protection in heating systems
Hydronic heating – Watts CP16 pilot-operated pressure regulators for maintaining consistent pressure in steam or water loops
Water hammer mitigation – Watts LF15M2-A water hammer arrestors for absorbing surges in quick-closing valve applications
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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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