Watts Double Check Valve Assembly: 774, 6 in Pipe Size, Flange x Flange, 48.5 in Overall Lg
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) is a 6-inch pipe size backflow preventer with flange x flange connections. It features NRS gate valve shut-off valves and has an overall length of 48.5 inches.
SKU 3G-OTH-434588
Also listed as: 774NRS · 774 NRS
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
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Product Description
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) is a 6-inch pipe size backflow preventer with flange x flange connections. It features NRS gate valve shut-off valves and has an overall length of 48.5 inches.
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 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 and industrial plumbing systems. It is commonly installed in fire sprinkler lines, irrigation systems, and industrial process water lines to protect against cross-connection contamination.
What are the specifications of the Watts 774 Double Check Valve Assembly?
The Watts 774 Double Check Valve Assembly (MPN 774-NRS) has a 6-inch pipe size with flange x flange connections. It includes NRS gate valve shut-off valves and has an overall length of 48.5 inches. This Watts backflow preventer is designed for high-flow applications requiring reliable backflow protection.
Where to buy the Watts 774 Double Check Valve Assembly worldwide?
3G Electric supplies the Watts 774 Double Check Valve 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 Watts backflow preventer.
How to install the Watts 774 Double Check Valve Assembly?
Install the Watts 774 Double Check Valve Assembly in a horizontal position with the flow arrow aligned with pipe flow direction. Ensure flange gaskets are properly seated and bolts are torqued evenly. Provide adequate clearance for maintenance access. Always follow local plumbing codes and the manufacturer's installation manual.
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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.
