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ZURNZurn Reduced-Pressure Zone Backflow Detectors

ZURN Double Check Valve Backflow Preventer: 350ASTDA, 8 in Pipe Size, Flange

The ZURN 350ASTDA is a reduced-pressure zone backflow detector with an 8-inch pipe size and flange connection. It features an OSY gate valve shut-off type and is constructed from stainless steel, as indicated by the…

SKU 3G-OTH-440275

Brand
ZURN
Item
Double Check Valve Backflow Preventer: 350ASTDA, 8 in Pipe Size, Flange
Category
Zurn Reduced-Pressure Zone Backflow Detectors
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Technical Specifications

ZURN
Manufacturer Part Number
8-350ASTDA
Type
Flange, Stainless Steel
Pipe Size
8 in
Connection Type
Flange
Shut-Off Valve Type
OSY Gate Valve
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ZURN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ZURN 350ASTDA is a reduced-pressure zone backflow detector with an 8-inch pipe size and flange connection. It features an OSY gate valve shut-off type and is constructed from stainless steel, as indicated by the manufacturer part number 8-350ASTDA.

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 ZURN 350ASTDA backflow preventer used for?

The ZURN 350ASTDA reduced-pressure zone backflow detector prevents contaminated water from flowing backward into potable water supplies. It is used in commercial, industrial, and municipal water systems where high-hazard cross-connections exist, ensuring compliance with plumbing codes and protecting public health.

What are the specifications of the ZURN 8-350ASTDA?

The ZURN 8-350ASTDA has an 8-inch pipe size with flange connections and an OSY gate valve shut-off type. It is a reduced-pressure zone backflow detector constructed from stainless steel. The manufacturer part number is 8-350ASTDA, and it is designed for high-hazard backflow prevention applications.

Where to buy the ZURN 350ASTDA worldwide?

3G Electric supplies the ZURN 350ASTDA backflow preventer worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this Zurn reduced-pressure zone detector to any international location.

How to install a ZURN reduced-pressure zone backflow detector?

Install the ZURN 350ASTDA in a horizontal or vertical orientation with adequate clearance for testing and maintenance. Ensure flange connections are properly gasketed and bolted. Install shut-off valves upstream and downstream. Always follow local plumbing codes and the manufacturer's instructions for pressure testing and commissioning.

Used in

Common applications for ZURN
Commercial restrooms — ZURN AquaVantage® automatic flush valves (ZER6000AV series) for water-efficient toilet flushing
Institutional kitchens — ZURN cast iron floor drains (ZN415 series) for heavy-duty drainage in food preparation areas
Industrial washdown areas — ZURN height-adjustable PVC floor drains (EZ1 series) for chemical-resistant drainage
Hospital patient rooms — ZURN dome strainers (P1910 series) for floor sink drainage in sanitary environments
Office building maintenance — ZURN chrome-plated brass P-traps (ZR365B-PC) for sink trap replacements
Urinal retrofit projects — ZURN ZTR sensor flush valve retrofit kits (ZTR6203 series) for upgrading manual urinal flush valves

ZURN Products

3G Electric supplies ZURN zurn reduced-pressure zone backflow detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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