Zurn Industries None
Zurn Industries Link

Zurn Industries 8'' 350 Double Check Valve Backflow Preventer, With OsAndY Gates, Flg X Flg

SKU: 8-350OSY

Call For Price!
  • Product Type Plumbing Part
  • Length 67"  Width 29.8"  Height 48.8"  Weight 1010 lbs. 
  • View Complete Specs

Questions About Zurn Industries 8-350OSY?
The plumbing professionals
Email an Expert

350 (lg) Collection

View All

Product Details

Zurn Industries 8-350OSY

The Zurn Wilkins 8'' 350 Double Check Valve Backflow Preventer provides low hazard protection for all applications. The flanged, epoxy coated ductile iron body is available with multiple shut-off valve options for installation versatility.


The 8'''' 350OSY Double Check Valve Backflow Assembly, with OS&Y gate valves, is used on potable water lines in all low health hazard applications for protection against both backsiphonage and backpressure. Its convenient single access cover saves you unnecessary maintenance costs and repair time, and the patented compound check guarantees reliable performance and improved flow characteristics. The epoxy-coated ductile iron body provide corrosion-resistance, and the multiple shut-off and end connection options increase the installation versatility of the 350.


  • Collection 350 (lg)
  • UPC 612052046112
  • Online Product ID 2972356
  • Length 67"
  • Width 29.8"
  • Height 48.8"
  • Weight 1010 lbs.
  • Made In USA
  • Made in USA yes
  • Low Lead Compliant yes
  • Material Ductile Iron
  • Unit Of Measure Each
  • Prop65 Warning Cancer and Reproductive Harm - www.P65Warnings.ca.gov
  • Minimum Order Quantity 1
  • Shipping L:67"x W:31"x H:48"

Additional information

  • Lead-free
  • ASSE® Listed
  • CSA® Certified
  • IAPMO® Listed
  • AWWA Compliant
  • UL® and C-LU® Classified
  • Short lay-length and multiple connection options provide versatile installation in compact spaces
  • Single access cover eases access, reducing maintenance costs and downtime
  • Patented Compound Check offers reliable performance and improved flow characteristics
  • Complete epoxy coating inside and outside of valve body eliminating exposure to corrosion

About This Brand

Navigate to top of page