Zurn Industries Backflow Prevention Preventers
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Zurn Industries 4'' 475 Reduced Pressure Principle Backflow Preventer

SKU: 4-475

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Product Details

Zurn Industries 4-475

The Zurn Wilkins 4'' 475 Reduced Pressure Principle Assembly is shaped in the n-Pattern, and is ideal for new or retrofit installations in tight locations.


  • Collection 475
  • UPC 612052045566
  • Online Product ID 2972237
  • Length 35"
  • Width 30.5"
  • Height 38"
  • Weight 289 lbs.
  • Made In United States
  • Made in USA yes
  • Prop65 Warning Cancer and Reproductive Harm - www.P65Warnings.ca.gov
  • Base Product 475
  • Cec Applicable no
  • Installation Instructions File Name IS375.pdf
  • Msds Sheet no
  • Parts Breakdown File Name 475 4-10.pdf
  • Price Effective Date 43374
  • Product Line 480
  • Prop 65 Warning Statement Yes No yes
  • Shelf Life yes
  • Shelf Life Expiration 5 years
  • Specification Sheet File Name bF-475&V.pdf
  • Warranty Url www.zurn.com/media-library/web_documents/pdfs/root/111-149_zurn_terms_and_conditions

Additional information

  • 4'' reduced pressure principle assembly - flanged end NRS shut-off valves (standard)
  • Available as a 475V for RP protection in a vertical upward flow path
  • n-Pattern construction space saving design is excellent for retrofit installation in small spaces
  • Epoxy coated ductile iron body resists corrosion
  • Utilizes the patented, center-stem guided Compound Check for reliable and superior performance
  • Single access cover reduces maintenance down time

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