420XL - 3/4"


Wilkins: 3/4" 420XL Series Lead Free Freeze Relief Pressure Vacuum Breaker

SKU 34-420XL


Ideal for use where Lead-Free* valves are required.  Designed for installation on potable water lines to protect against backsiphonage of contaminated water into the potable water supply. Supplied with an integral anti-freeze relief valve to reduce the risk of valve damage under intermittent, non-seasonal freezing conditions. Designed for use under continuous pressure. Assembly shall provide protection where a potential health hazard exists.

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