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Watts Double Check Valve Assembly: LF719, 2 in Pipe Size, FIP x FIP, 28.94 in Overall Lg - Watts Double Check Backflow Preventers
WattsWatts Double Check Backflow Preventers

Watts Double Check Valve Assembly: LF719, 2 in Pipe Size, FIP x FIP, 28.94 in Overall Lg

The WATTS LF719 is a 2-inch double check valve assembly from the Watts Double Check Backflow Preventers product line. This bronze assembly features FIP x FIP connections and ball valve shut-offs, with an overall…

SKU 3G-OTH-434601

Also listed as: LF719QTS · LF719 QT S

Brand
Watts
Item
Double Check Valve Assembly: LF719, 2 in Pipe Size, FIP x FIP, 28.94 in Overall Lg
Category
Watts Double Check Backflow Preventers
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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
LF719-QT-S
Type
FIP x FIP, Bronze
Overall Lg
28.94 in
Pipe Size
2 in
Connection Type
FIP x FIP
Shut-Off Valve Type
Ball Valve

Technical Documents

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

Product Description

The WATTS LF719 is a 2-inch double check valve assembly from the Watts Double Check Backflow Preventers product line. This bronze assembly features FIP x FIP connections and ball valve shut-offs, with an overall length of 28.94 inches (MPN LF719-QT-S).

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 LF719 double check valve assembly used for?

The Watts LF719 double check valve assembly is used to prevent backflow of non-potable water into potable water supplies in commercial and industrial plumbing systems. It is suitable for low-hazard applications where continuous water pressure is required, such as irrigation, fire sprinkler systems, and boiler feed lines.

What are the specifications of the Watts LF719 double check valve assembly?

The Watts LF719 double check valve assembly has a 2-inch pipe size with FIP x FIP connections and ball valve shut-offs. It is made of bronze, has an overall length of 28.94 inches, and the manufacturer part number is LF719-QT-S. This assembly is part of the Watts Double Check Backflow Preventers product line.

Where to buy the Watts LF719 double check valve assembly worldwide?

You can source the Watts LF719 double check valve assembly worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this bronze double check valve assembly.

How to install the Watts LF719 double check valve assembly?

Install the Watts LF719 double check valve assembly in a horizontal position with the flow arrow pointing downstream. Ensure adequate clearance for maintenance and testing. Use pipe thread sealant on FIP connections and support the assembly to avoid stress on the valve body. Always follow local plumbing codes and manufacturer guidelines.

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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