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Zurn Industries Backflow Prevention Preventers
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Zurn Industries 8'' 350Astda Double Check Detector Backflow Preventer

SKU: 8-350ASTDA

$25,648.00

List Price / Each

Prices and information shown are subject to verification by our showroom personnel. In the event of a discrepancy, we reserve the right to make any corrections necessary. Freight charges may be applicable to certain products - if so, freight charges will be quoted separately.

  • Product Type Preventer
  • Length 52.75"  Width 26.13"  Height 45.38"  Weight 667 lbs. 
  • View Complete Specs
  • Finish Polished Stainless Steel

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Product Details

Zurn Industries 8-350ASTDA

The 8'' 350ASTDA Double Check Detector Assembly protects against both back siphonage and backpressure in low health hazard, fire protection applications. Its stainless steel body, access covers, internals, fasteners, and springs are corrosion-resistant for reduced maintenance costs. Featuring a metered bypass system, the 350ASTDA efficiently detects leaks and any unauthorized water use. Its single access cover reduces downtime and added costs associated with maintenance and repairs. The 350ASTDA features a short lay-length for compact, versatile installation in horizontal or vertical positions.


The 8'''' 350ASTDA Double Check Detector Assembly protects against both backsiphonage and backpressure in low health hazard, fire protection applications. Its stainless steel body, access covers, internals, fasteners, and springs are corrosion-resistant for reduced maintenance costs. Featuring a metered bypass system, the 350ASTDA efficiently detects leaks and any unauthorized water use. Its single access cover reduces downtime and added costs associated with maintenance and repairs. The 350ASTDA features a short lay-length for compact, versatile installation in horizontal or vertical positions.


  • Made In USA
  • Made in USA yes
  • Low Lead Compliant yes
  • Material Ductile Iron,Stainless Steel
  • Unit Of Measure Each
  • Prop65 Warning Cancer and reproductive harm - WWW.P65WARNINGS.CA.GOV
  • Minimum Order Quantity 1
  • Shipping L:63"x W:31"x H:48" 831 lbs.

Additional information

  • C-UL® Classified
  • FM® Approved
  • Short lay-length ensures easy installation in compact spaces
  • Metered bypass ensures cost-savings related to unauthorized water use and leaks
  • High quality 304L grade stainless steel body and access covers reduces corrosion exposure
  • Compliant with horizontal and vertical installation
  • Lead-free law compliant
  • ASSE® Listed 1048
  • AWWA Compliant C510 (with gates only), and C550
  • UL® Classified

About This Brand

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