ZURN Double Check Detector Backflow Preventer: 350ASTDA, 6 in Pipe Size, Flange
The ZURN 350ASTDA is a reduced-pressure zone backflow detector with a 6-inch pipe size and flange connection. It features an OSY gate valve shut-off and is constructed from stainless steel. This assembly is designed…
SKU 3G-OTH-440277
Need installation or engineering help?
Ask a question
Product Description
The ZURN 350ASTDA is a reduced-pressure zone backflow detector with a 6-inch pipe size and flange connection. It features an OSY gate valve shut-off and is constructed from stainless steel. This assembly is designed for backflow prevention in commercial water systems.
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 6-350ASTDA backflow preventer used for?
The ZURN 6-350ASTDA is a reduced-pressure zone backflow detector used in commercial water systems to prevent contaminated water from flowing backward into the potable supply. It is commonly installed in fire sprinkler and irrigation systems where cross-connection control is required.
What are the specifications of the ZURN 6-350ASTDA?
The ZURN 6-350ASTDA has a 6 in pipe size, flange connection, and an OSY gate valve shut-off. It is constructed from stainless steel. This assembly is designed for backflow prevention in commercial water systems and is manufactured by ZURN.
Where to buy the ZURN 6-350ASTDA worldwide?
3G Electric supplies the ZURN 6-350ASTDA 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 detector backflow preventer?
Installation should follow local plumbing codes and the manufacturer's instructions. Typically, the unit is mounted horizontally in a straight pipe run with adequate clearance for testing and maintenance. Ensure the flange connections are properly gasketed and bolted to avoid leaks.
Used in
Common applications for ZURNZURN 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.







