Warranty

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4040
BACKFLOW
PREVENTERS
BACKFLOW PREVENTERS
ACCESSORIESSTRAINERS
AUTOMATIC
CONTROL VALVES
PRESSURE
REDUCING VALVES
FIRE
PROTECTION VALVES
THERMOSTATIC
MIXING VALVESRELIEF VALVES
MISCELLANEOUS
PLUMBING PRODUCTSREPAIR KITS
SIZE
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.
420XL : FNPT X FNPT
” -XL 286.30
” -XL 332.30
OPTIONS AND LIST PRICE ADDERS
(ADD OPTION TO LIST PRICE TO DETERMINE TOTAL LIST PRICE)
FAST-TEST TEST COCKS (FT) OPTION (E.G. 1-420XLFT)
” - ” No Charge
APPLICATIONS
The freeze resistant 420XL is a cartridge loaded
Pressure Vacuum Breaker that is perfect for residential
irrigations and plumbing systems. The 420XL is Lead-
Free Law compliant.
FEATURES
• 3/4”, 1”
• 175 psi max
• 140°F max
• Integral relief valve reduces the risk of valve damage
under non-seasonal freezing conditions
• Thermoplastic modular cartridge design
• All bronze body and corrosion-resistant internal parts
APPROVALS AND APPLICABLE
SPECIFICATIONS
• Approved by the Foundation for Cross-Connection
Control and Hydraulic Research at the University of
Southern California
• ASSE® Listed 1020, IAPMO® Listed, CSA® Certified
• Certified to NSF/ANSI 372
12" MIN. ABOVE
HIGHEST OUTLET
WILKINS
420 PVB
MODEL 420XL
OUTDOOR INSTALLATION
DIRECTION OF FLOW
TYPICAL INSTALLATION
420XL SERIES – PRESSURE VACUUM BREAKER
SIZE
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.
460XL: FNPT X FNPT
” -XL 338.00
” -XL 338.00
” -XL 407.80
” -XL 454.60
APPLICATIONS
The 460XL spill resistant Vacuum Breaker is perfect for
indoor applications due to its “spill resistant” feature.
Used in high hazard backsiphonage applications.
FEATURES
• 3/8” - 1”
• 150 psi max
• 180°F max
• Spill resistant feature for indoor use
• Easy maintenance - bonnet & seat removal tool built
into canopy
• Replaceable modular thermoplastic cartridge
TYPICAL INSTALLATION
INDOOR INSTALLATION
DIRECTION OF FLOW
MODEL 460XL
12" MIN. ABOVE
HIGHEST
OUTLET PIPING
460XL SERIES – SPILL RESISTANT PRESSURE VACUUM BREAKER
APPROVALS AND APPLICABLE
SPECIFICATIONS
• Approved by the Foundation for Cross-Connection
Control and Hydraulic Research at the University of
Southern California
• ASSE® Listed 1056, IAPMO® Listed, CSA®
• Certified to NSF/ANSI 61 and 372
ACCESSORIES
• ZW3 Winterizer (Model ZW3)
• Water hammer arrester (Model 1250XL)
ACCESSORIES
• Water hammer arrester (Model 1250XL)
• ZW3 Winterizer (Model ZW3)