Watts Double Check Valve Assembly: 774, 12 in Pipe Size, Flange x Flange, 57.5 in Overall Lg
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) is a 12-inch pipe size backflow preventer with flange x flange connections. It features NRS gate valve shut-off valves and has an overall length of 57.5 inches.
SKU 3G-OTH-434596
Also listed as: 774NRS · 774 NRS
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) is a 12-inch pipe size backflow preventer with flange x flange connections. It features NRS gate valve shut-off valves and has an overall length of 57.5 inches.
Frequently Asked Questions
What is the Watts 774 Double Check Valve Assembly used for?
The Watts 774 Double Check Valve Assembly is used to prevent backflow of non-potable water into potable water supplies in commercial, industrial, and municipal water systems. It is suitable for low-hazard cross-connections where backpressure or backsiphonage may occur, ensuring water safety in pipelines.
What are the specifications of the Watts 774 Double Check Valve Assembly?
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) has a 12-inch pipe size, flange x flange connections, and an overall length of 57.5 inches. It features NRS gate valve shut-off valves and is designed for backflow prevention in water systems. The assembly is manufactured by Watts.
Where to buy the Watts 774 Double Check Valve Assembly worldwide?
You can source the Watts 774 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 backflow preventer.
How to install the Watts 774 Double Check Valve Assembly?
Install the Watts 774 Double Check Valve Assembly in a horizontal or vertical position with adequate clearance for maintenance. Ensure flange connections are properly aligned and gasketed. Follow local plumbing codes and manufacturer guidelines for testing and commissioning. Always consult a qualified technician for installation.
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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.
