Zurn Wilkins 475OSY - 3" 475 Reduced Pressure Principle Backflow Preventer

The Zurn Wilkins 475 Reduced Pressure Principle Assembly is shaped in the n-Pattern, and is ideal for new or retrofit installations in tight locations.
3" reduced pressure principle assembly with OS&Y gate valves.
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.