ZURN Double Check Backflow Preventer: 350A, 3 in Pipe Size, 36.13 in Overall Lg
The ZURN 350A Double Check Backflow Preventer (MPN 3-350A) is a 3-inch pipe-size backflow preventer with groove x groove connections and an NRS gate valve shut-off. It operates within a temperature range of 33°F to…
SKU 3G-OTH-439813
Also listed as: 3350A · 3 350A
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.
Need installation or engineering help?
Ask a question
Product Description
The ZURN 350A Double Check Backflow Preventer (MPN 3-350A) is a 3-inch pipe-size backflow preventer with groove x groove connections and an NRS gate valve shut-off. It operates within a temperature range of 33°F to 140°F and features EPDM seals.
Frequently Asked Questions
What is the ZURN 350A Double Check Backflow Preventer used for?
The ZURN 350A Double Check Backflow Preventer is used in commercial and industrial water systems to prevent reverse flow of contaminated water into the potable supply. It is commonly installed in irrigation, fire sprinkler, and process water lines where non-health-hazard cross-connections exist.
What are the specifications of the ZURN 350A Double Check Backflow Preventer?
The ZURN 350A (MPN 3-350A) has a 3-inch pipe size, groove x groove connections, and an NRS gate valve shut-off. It operates from 33°F to 140°F with EPDM seals. Overall length is 36.13 inches. It is a double check assembly designed for continuous pressure applications.
Where to buy the ZURN 350A Double Check Backflow Preventer worldwide?
3G Electric supplies the ZURN 350A Double Check Backflow Preventer worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this Zurn backflow preventer.
How to install the ZURN 350A Double Check Backflow Preventer?
Install the ZURN 350A in a horizontal or vertical orientation with adequate clearance for servicing. Use groove couplings on both inlet and outlet connections. Ensure the NRS gate valve is fully open during operation. Follow local plumbing codes and test the assembly annually per backflow prevention standards.
Used in
Common applications for ZURNZURN Products
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.
