Wilkins Backflow Parts

420XL - 1"

Wilkins: 1" 420 PVB  (1-420)  (Lead Free)

Pressure Vacuum Breaker Assembly with Integral Anti-Freeze Relief Valve
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.




Available Parts for 420XL - 1"

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423-3

Wilkins: 423-3 - CANOPY for 1" 420 PVB

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RK1-420R

Wilkins: RK1-420R - Rubber Repair Kit for 1" 420 PVB

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RK1-420FK

Wilkins: RK1-420FK Freeze Repair Kit for 1" 420 PVB

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RK1-420

Wilkins: RK1-420 - Full Repair Kit for 1" 420 PVB

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7000-11B

Wilkins: 7000-11B Canopy Screw for 1" 420 PVB

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