Watts Reduced Pressure Zone Assembly: LF919, With Flood Detection Sensor & Strainer
The Watts LF919 Reduced Pressure Zone Assembly is an RPZ backflow preventer featuring a polymer seat material and ball valve shut-off valves. This model, with manufacturer part number 1-1/2 LF919-QT-S-FS, includes a…
SKU 3G-OTH-444396
Also listed as: 112LF919QTSFS · 1 1 2 LF919 QT S FS · 1-1-2-LF919-QT-S-FS
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
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Product Description
The Watts LF919 Reduced Pressure Zone Assembly is an RPZ backflow preventer featuring a polymer seat material and ball valve shut-off valves. This model, with manufacturer part number 1-1/2 LF919-QT-S-FS, includes a flood detection sensor and strainer, and connects via FNPT.
Frequently Asked Questions
What is the Watts LF919 Reduced Pressure Zone Assembly used for?
The Watts LF919 Reduced Pressure Zone Assembly is a backflow preventer used in commercial and industrial water systems to protect potable water supplies from contamination. It is ideal for high-hazard applications where back-siphonage or back-pressure may occur, such as irrigation, fire sprinkler systems, and chemical processing.
What are the specifications of the Watts LF919 RPZ backflow preventer?
The Watts LF919 RPZ backflow preventer features a polymer seat material, ball valve shut-off valves, and FNPT connections. This model (MPN 1-1/2 LF919-QT-S-FS) includes a flood detection sensor and strainer. It is designed for reduced pressure zone applications and is suitable for high-hazard backflow prevention.
Where to buy the Watts LF919 backflow preventer worldwide?
3G Electric supplies the Watts LF919 Reduced Pressure Zone Assembly worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver genuine Watts components to support your water safety systems.
How to install the Watts LF919 RPZ assembly?
Install the Watts LF919 RPZ assembly in a horizontal position with adequate clearance for testing and maintenance. Ensure the flood detection sensor is properly connected to a monitoring system. Use approved thread sealant on FNPT connections. Always follow local plumbing codes and consult the manufacturer's installation manual for torque specifications.
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3G Electric supplies Watts watts rpz backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
