Watts Reduced Pressure Zone Backflow Preventer: 957, with Flood Detection Sensor
The Watts 957 Reduced Pressure Zone Backflow Preventer (MPN 957-OSY 4") is a flange-connected RPZ backflow preventer with a 4-inch pipe size. It features an OSY gate valve shut-off valve type and includes a flood…
SKU 3G-OTH-444390
Also listed as: 957OSY4 · 957 OSY 4 · 957-OSY-4
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 957 Reduced Pressure Zone Backflow Preventer (MPN 957-OSY 4") is a flange-connected RPZ backflow preventer with a 4-inch pipe size. It features an OSY gate valve shut-off valve type and includes a flood detection sensor.
Frequently Asked Questions
What is the Watts 957 Reduced Pressure Zone Backflow Preventer used for?
The Watts 957 RPZ backflow preventer is used to protect potable water supplies from cross-connection contamination in commercial, industrial, and municipal systems. Its 4-inch flange connection and OSY gate valve suit high-flow applications where backflow prevention is critical.
What are the specifications of the Watts 957 RPZ backflow preventer?
The Watts 957 RPZ backflow preventer (MPN 957-OSY 4") has a 4-inch pipe size, flange connection, and OSY gate valve shut-off. It includes a flood detection sensor. Watts is the OEM brand for this reduced pressure zone assembly.
Where to buy the Watts 957 RPZ backflow preventer worldwide?
3G Electric supplies the Watts 957 RPZ backflow preventer 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.
How to install a Watts 957 RPZ backflow preventer?
Install the Watts 957 RPZ backflow preventer in a horizontal position with adequate clearance for testing and maintenance. Ensure flange connections are properly gasketed and torqued. Follow local plumbing codes and the manufacturer's instructions for the flood detection sensor wiring.
Used in
Common applications for WattsWatts Products
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.
