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ZURNZurn Reduced-Pressure Zone Backflow Detectors

ZURN 8-350ASTDA Reduced-Pressure Zone Backflow Detector

<p>The ZURN 8-350ASTDA is a reduced-pressure zone backflow detector designed for high-capacity water systems. This 8-inch model features flanged connections and a stainless steel body, ensuring durability and…

SKU 3G-OTH-440275

Also listed as: 8350ASTDA · 8 350ASTDA

Brand
ZURN
Item
8-350ASTDA Reduced-Pressure Zone Backflow Detector
Part Number
8-350ASTDA
Category
Zurn Reduced-Pressure Zone Backflow Detectors
Available to Order
Also known as:8-350ASTDAZURN
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.

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

Technical Documents

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

Product Description

<p>The ZURN 8-350ASTDA is a reduced-pressure zone backflow detector designed for high-capacity water systems. This 8-inch model features flanged connections and a stainless steel body, ensuring durability and corrosion resistance in demanding industrial environments. It includes an OSY (Outside Stem and Yoke) gate valve for reliable shut-off and easy status indication.</p><p>Ideal for commercial, industrial, and municipal applications where backflow prevention is critical, this unit meets rigorous performance standards. For procurement professionals in Singapore, 3G Electric offers SGD quotes on request, handles GST for local buyers, and provides fast delivery across Singapore and Southeast Asia.</p>

Frequently Asked Questions

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

The ZURN 8-350ASTDA is an 8-inch reduced-pressure zone backflow detector with flanged connections, a stainless steel body, and an OSY gate valve. The manufacturer part number is 8-350ASTDA.

How can I get a quote and delivery for Singapore?

3G Electric provides SGD quotes on request. For Singapore buyers, GST is handled. We offer fast delivery across Singapore and Southeast Asia.

Used in

Common applications for ZURN
Commercial roofing — Zurn Z100-3NH, Z100-6NH, and ZC100-4NH-C-R primary roof drains for flat or low-slope roof rainwater removal
Commercial restrooms — Zurn Metroflush® ZEMS6203-WS1.0004 automatic urinal flush valve with sensor activation and 1 gpf rating
Institutional shower facilities — Zurn Temp Gard Z7000-HW16-H7 handheld showerhead with hose, bracket, and slide bar
Plumbing drain access — Zurn Z1474-SDO and Z1474-4-N cast-iron cleanout housings for floor-level inspection and rodding
Concrete deck drainage — Zurn ZC100-4NH-C-R roof drain with underdeck clamp for secure installation in concrete decks
Waste line maintenance — Zurn CO2521-4 cleanout housing with adjusting screws for level adjustment in finished floors
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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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Compatible alternatives & equivalents

Cross-referenced by specification & description
ZURN
ZURN
Double check backflow preventer with 10-inch pipe size, flange x flange connections, and NRS gate valve shut-offs. Overall length 55.75 inches. Used in commercial and industrial water systems to prevent reverse flow of contaminated water into potable supply, commonly installed in fire sprinkler, irrigation, and high-hazard plumbing applications
Double check backflow preventer with 6-inch pipe size and flange x flange connections. Features NRS gate valve shut-off and overall length of 43.5 inches. Used in commercial and industrial water systems to prevent reverse flow contamination in fire sprinkler, irrigation, and process water applications
ZURN
Double check backflow preventer with 6-inch pipe size and flange x flange connections. Features NRS gate valve shut-off and overall length of 43.5 inches. Used in commercial and industrial water systems to prevent reverse flow contamination in fire sprinkler, irrigation, and process water applications
ZURN
ZURN
The ZURN 8-350 is an 8-inch double check backflow preventer with flange x flange connections and NRS gate valve shut-off valves. It has an overall length of 60.88 inches. This device is used in commercial and industrial water systems to prevent backflow in non-health-hazard cross-connections, such as irrigation, fire sprinkler, and boiler feed lines

More from ZURN

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Reduced-pressure zone backflow detector assembly with 6-inch pipe size and flange connections. Constructed of stainless steel with an outside stem and yoke (OSY) gate valve shut-off. Used in commercial water systems to prevent backflow contamination in potable water supplies
ZURN
ZURN
This reduced-pressure zone backflow detector is designed for commercial and industrial water systems to prevent backflow of contaminated water into the potable supply. It features a 4-inch pipe size with flange connections and an OSY gate valve shut-off valve. The body is constructed of stainless steel, suitable for high-hazard cross-connections and fire sprinkler systems
ZURN
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Reduced-pressure zone backflow detector assembly with flange connections and OSY gate valve shut-off. Constructed of ductile iron for water distribution systems requiring backflow prevention at cross-connections

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