ZURN Double Check Backflow Preventer: 350, 4 in Pipe Size, Flange x Flange, 37.63 in Overall Lg
The ZURN Double Check Backflow Preventer: 350 (MPN 4-350) is a 4-inch pipe size backflow preventer with flange x flange connections and an NRS gate valve shut-off valve type. This model features a 37.63-inch overall…
SKU 3G-OTH-439814
Also listed as: 4350 · 4 350
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 ZURN Double Check Backflow Preventer: 350 (MPN 4-350) is a 4-inch pipe size backflow preventer with flange x flange connections and an NRS gate valve shut-off valve type. This model features a 37.63-inch overall length and is designed for industrial backflow prevention applications.
Frequently Asked Questions
What is the ZURN 4-350 double check backflow preventer used for?
The ZURN 4-350 double check backflow preventer is used to protect potable water supplies from contamination in industrial, commercial, and municipal systems. It prevents reverse flow caused by backpressure or backsiphonage, ensuring water safety in cross-connection control applications.
What are the specifications of the ZURN 4-350 backflow preventer?
The ZURN 4-350 has a 4 in pipe size, flange x flange connections, and an NRS gate valve shut-off type. Its overall length is 37.63 in, and it is designed for industrial backflow prevention. The manufacturer part number is 4-350.
Where to buy the ZURN 4-350 backflow preventer worldwide?
3G Electric supplies the ZURN 4-350 double check backflow preventer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this model.
How to install a ZURN double check backflow preventer?
Install the ZURN double check backflow preventer in a horizontal or vertical orientation per local codes. Ensure flange connections are properly gasketed and torqued. Always install test cocks and shut-off valves upstream and downstream. Follow the manufacturer's instructions for pressure testing and annual inspection.
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3G Electric supplies ZURN zurn double check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
