475STR NRS - 4"

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Wilkins: 4" 475STR Series Lead Free Reduced Pressure Zone Assembly with NRS Gate Valves

     • Direct Replacement for Wilkins Ductile Iron 475


Designed for drop in replacement of Zurn Wilkins Model 475 and new installation on potable water lines to protect against both backsiphonage and backpressure of contaminated water into the potable water supply. Assembly shall provide protection where a potential health hazard exists. The Model 475STR is
approved for applications requiring flow vertical up and vertical down (standard) or flow vertical up and vertical up (V option).  Ideal for use where lead-free valves are required.
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