Watts Reduced Pressure Zone Assembly: LF919, With Flood Detection Sensor & Strainer
The Watts LF919 is a reduced pressure zone (RPZ) backflow preventer, part of the Watts RPZ Backflow Preventers product line. This assembly features a flood detection sensor and strainer, with a 3/4-inch FNPT…
SKU 3G-OTH-444389
Also listed as: 34LF919QTSFS · 3 4 LF919 QT S FS · 3-4-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 is a reduced pressure zone (RPZ) backflow preventer, part of the Watts RPZ Backflow Preventers product line. This assembly features a flood detection sensor and strainer, with a 3/4-inch FNPT connection and ball valve shut-off valves, as specified by the manufacturer part number 3/4 LF919-QT-S-FS.
Frequently Asked Questions
What is the Watts LF919 reduced pressure zone assembly used for?
The Watts LF919 reduced pressure zone assembly is used to prevent backflow of contaminated water into potable water supplies. It is commonly installed in commercial and industrial plumbing systems, irrigation, and fire protection lines where cross-connection hazards exist.
What are the specifications of the Watts LF919 backflow preventer?
The Watts LF919 is a reduced pressure zone backflow preventer with a 3/4-inch FNPT connection, ball valve shut-off valves, and a flood detection sensor with strainer. The manufacturer part number is 3/4 LF919-QT-S-FS. It is part of the Watts RPZ Backflow Preventers product line.
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 on this RPZ backflow preventer.
How to install a Watts LF919 reduced pressure zone assembly?
Install the Watts LF919 in an accessible location with adequate drainage, as the flood detection sensor alerts to discharge. Ensure the FNPT connections are properly sealed and the ball valve shut-offs are oriented for easy operation. Follow local plumbing codes and manufacturer guidelines for backflow preventer installation.
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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.
