Zoom

1" Wilkins 420 Pressure Vacuum Breaker Assembly w/ Integral Anti-Freeze Relief Valve

SKU:1-420

Brand: Zurn

1" Wilkins 420 Pressure Vacuum Breaker Assembly w/ Integral Anti-Freeze Relief Valve
Qty	Price
	$84.95 / each

Usually Ships in 7-10 Days

Shipping Info

Easy Returns

Specs

Product Specs
Size:	1"
Max PSI: ? Max PSI close Max PSI is the maximum amount of pressure per square inch that can be tolerated.	175
Max Temp (F):	140°F
Hydrostatic Test Pressure:	350 PSI
Application:	Plumbing
Material:	Cast Bronze
Height:	7-15/16"

Description for Zurn 1-420

Application

This Wilkins Series 420 pressure vacuum breaker assembly is designed for installation on potable water lines to protect against back-siphonage 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.

Standards Compliance

ASSE® Listed 1020
IAPMO® Listed
CSA® Certified
Approved by the Foundation for Cross Connection Control and Hydraulic Research at the University of Southern California

Materials

Main valve body: Cast Bronze ASTM B 584
Elastomers: Silicone (FDA Approved), Buna Nitrile (NSF Listed)
Polymers: Polypropylene (FDA Approved), Delrin (NSF Listed), Noryl (NSF Listed)
Springs: Stainless Steel, 300 Series