Watts Double Check Valve Assembly: 774, 4 in Pipe Size, Flange x Flange, 40 in Overall Lg
The Watts 774 Double Check Valve Assembly is a flange x flange backflow preventer from Watts Double Check Backflow Preventers. This 4-inch pipe size assembly features OSY gate valve shut-off valves and has a 40-inch…
SKU 3G-OTH-434585
Also listed as: 774OSY · 774 OSY
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 is a flange x flange backflow preventer from Watts Double Check Backflow Preventers. This 4-inch pipe size assembly features OSY gate valve shut-off valves and has a 40-inch overall length (MPN 774-OSY).
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 a backflow preventer used in commercial and industrial water systems to protect potable water supplies from contamination due to backflow. It is commonly installed in irrigation, fire sprinkler, and process water lines where non-hazardous backflow conditions exist.
What are the specifications of the Watts 774 Double Check Valve Assembly?
The Watts 774 Double Check Valve Assembly has a 4-inch pipe size with flange x flange connections and a 40-inch overall length. It features OSY gate valve shut-off valves and is manufactured under part number 774-OSY. This assembly is part of the Watts Double Check Backflow Preventers product line.
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 location. Contact us for availability and lead time; we source and deliver this Watts backflow preventer to any country.
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 flow direction matching the arrow on the body. Ensure flange connections are properly gasketed and bolted to matching pipe flanges. Always follow local plumbing codes and the manufacturer's instructions for testing and commissioning after 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.
