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ZURN WILKINS 34-350XL Double Check Backflow Preventer - Zurn Double Check Backflow Preventers
ZURN WILKINSZurn Double Check Backflow Preventers

ZURN WILKINS 34-350XL Double Check Backflow Preventer

The ZURN WILKINS 350XL is a double check backflow preventer with a 3/4 in pipe size, featuring flange x flange connections and a ball valve shut-off type. This bronze-bodied unit (MPN 34-350XL) has an overall length…

SKU 3G-OTH-439790

Also listed as: 34350XL · 34 350XL

Brand
ZURN WILKINS
Item
34-350XL Double Check Backflow Preventer
Part Number
34-350XL
Category
Zurn Double Check Backflow Preventers
Available to Order
Also known as:34-350XLZURN WILKINS
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ZURN WILKINS
Manufacturer Part Number
34-350XL
Type
Flange x Flange, Bronze
Overall Lg
11 in
Pipe Size
3/4 in
Connection Type
Flange x Flange
Shut-Off Valve Type
Ball Valve

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ZURN WILKINS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ZURN WILKINS 350XL is a double check backflow preventer with a 3/4 in pipe size, featuring flange x flange connections and a ball valve shut-off type. This bronze-bodied unit (MPN 34-350XL) has an overall length of 11 in.

Frequently Asked Questions

What is the ZURN WILKINS 350XL backflow preventer used for?

The ZURN WILKINS 350XL double check backflow preventer protects potable water supplies from contamination due to backflow. It is commonly installed in commercial and industrial plumbing systems where a non-health hazard cross-connection exists, such as irrigation or fire sprinkler systems.

What are the specifications of the ZURN WILKINS 34-350XL?

The ZURN WILKINS 34-350XL is a 3/4 in pipe size double check backflow preventer with flange x flange connections. It features a bronze body, ball valve shut-off type, and an overall length of 11 in. The manufacturer part number is 34-350XL.

Where to buy the ZURN WILKINS 350XL backflow preventer worldwide?

3G Electric supplies the ZURN WILKINS 350XL backflow preventer to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this bronze-bodied double check valve.

How to install a ZURN WILKINS double check backflow preventer?

Install the ZURN WILKINS 350XL in a horizontal or vertical position with adequate clearance for testing and servicing. Ensure flange connections are properly gasketed and torqued to manufacturer specifications. Always follow local plumbing codes and test the assembly after installation to verify proper operation.

Used in

Common applications for ZURN WILKINS
Commercial irrigation systems — Zurn Wilkins pressure vacuum breakers (e.g., 34-710, 1-710) prevent back-siphonage from sprinkler lines into potable water.
Industrial process water — Lead-free pressure vacuum breakers (e.g., 34-460XL) protect potable supplies where high health hazard conditions exist.
Institutional plumbing — Hose bibb vacuum breakers (e.g., BFP-8F, BFP-9) provide low hazard protection on janitorial and maintenance hose outlets.
Food and beverage plants — Zurn Wilkins pressure vacuum breakers (e.g., 114-720A) isolate potable water from cleaning and process lines.
HVAC and boiler feed — Pressure vacuum breakers (e.g., 1-720AU) prevent contamination of potable water used for makeup or auxiliary systems.
Municipal water distribution — Zurn Wilkins backflow preventers (e.g., 34-420XL) are installed at service connections to protect the public supply.
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ZURN WILKINS Products

3G Electric supplies ZURN WILKINS zurn double check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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