Watts Double Check Valve Assembly: 757, 8 in Pipe Size, Flange x Flange, 49.75 in Overall Lg
The Watts 757 Double Check Valve Assembly is a backflow preventer designed for industrial fluid systems. This model features an 8-inch pipe size with flange x flange connections and an OSY gate valve shut-off type…
SKU 3G-OTH-434594
Also listed as: 757OSY8 · 757-OSY-8
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 757 Double Check Valve Assembly is a backflow preventer designed for industrial fluid systems. This model features an 8-inch pipe size with flange x flange connections and an OSY gate valve shut-off type. The assembly has an overall length of 49.75 inches and is identified by manufacturer part number 757 OSY 8.
Frequently Asked Questions
What is the Watts 757 double check valve assembly used for?
The Watts 757 double check valve assembly prevents backflow in industrial fluid systems, protecting potable water supplies from contamination. It is commonly installed in commercial and municipal water lines, irrigation systems, and fire protection networks where non-hazardous backpressure or backsiphonage conditions exist.
What are the specifications of the Watts 757 double check valve assembly?
The Watts 757 double check valve assembly has an 8-inch pipe size with flange x flange connections and an OSY gate valve shut-off type. Its overall length is 49.75 inches, and the manufacturer part number is 757 OSY 8. The assembly is constructed from PPO material for durability in industrial fluid systems.
Where to buy the Watts 757 double check valve assembly worldwide?
3G Electric supplies the Watts 757 double check valve assembly worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact our team to source this backflow preventer for your project, regardless of your location.
How to install the Watts 757 double check valve assembly?
Install the Watts 757 double check valve assembly in a horizontal or vertical position with flow direction matching the arrow on the body. Ensure flange gaskets are properly aligned and bolts are torqued evenly. Provide adequate clearance for maintenance of the OSY gate valve and test cocks. Always follow local plumbing codes.
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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.
