13 Products
The Zurn Wilkins 475DA Reduced Pressure Principle Assembly is shaped in the n-Pattern, making it ideal for new or retrofit installations in tight locations. Works for high hazard fire sprinkler systems. Its metered bypass detects leaks and other water use.
Features
- 8" reduced pressure detector assembly
- Small footprint for easy fire protection new or retrofit installations
- For use in high health hazard applications
- 475DA assembled in n-Pattern
- 475DAV allows for vertical up flow in a z-Pattern
Installation and Maintenance Instructions 4" - 6"
Installation and Maintenance Instructions 8" - 10"
Specification Sheet
Repair Parts Guide
Installation and Maintenance Instructions 8" - 10"
Specification Sheet
Repair Parts Guide
Zurn Wilkins Backflow Prevention Detector Assemblies - How it Works
Zurn Wilkins Backflow Prevention Model 49 Butterfly Valve - How to Adjust Opening and Closing Stop
Zurn Wilkins Backflow Prevention - How to Troubleshoot Relief Valve Discharge
Zurn Wilkins Backflow Prevention - Why does Zurn call it a Compound Check?
13 Products
4" 2nd Check Retainer 300 / 400 Series(Flanged body Only)
SKU: 3509-140F
Alternative SKU: 3509-140
$137.00
4" 1st Check Retainer 300 / 400 Series (Flanged Body Only)
SKU: 3509-14BF
Alternative SKU: 3509-14B
$76.00
4" 2nd Check Assembly 300 / 400 Series (Flanged Body Only)
SKU: RK4-350CK2F
Alternative SKU: RK4-350CK2
$600.00
4" 300/400 Series Check Rubber Kit (Flanged body Only)
SKU: RK4-350F
Alternative SKU: RK4-350
$193.00
4" 1st Check Assembly 375 / 475 (Flanged Body Only)
SKU: RK4-375CK1F
Alternative SKU: RK4-375CK1
$712.00
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