Warranty

For additional product information, please visit www.zurn.com.
1010
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.
LEAD-FREE EXEMPT
PART NUMBER
LEAD-FREE EXEMPT
LIST PRICE EA.
950XL: FNPT X FNPT END CONNECTIONS
” – – -XL 330.70
” – – -XL 378.40
-” – – -XL 805.50
” – – -XL 935.40
950XLD: LEAD-FREE, FNPT X FNPT END CONNECTIONS FOR BY-PASS ASSEMBLY FOR 350DA/350ADA/450DA SERIES
” -XLD 304.90 – –
TYPICAL INSTALLATION
DIRECTION OF FLOW
PROTECTIVE
MODEL 950XLS
MODEL 950XL
ENCLOSURE
12" MIN.
30" MAX.
DIRECTION OF FLOW
12" MIN
30" MAX
NOITALLATSNI ROODNINOITALLATSNI ROODTUO
APPLICATIONS
The traditional wye pattern design Double Check that
the irrigation and fire professional relies upon for
superior backflow protection.
FEATURES
• 3/4”, 1”, 1-1/2”, 2”
• 175 psi max
• 180°F max
• Bronze body construction
• Noryl® replaceable seats and silicone rubber check
discs
• Stainless steel ball valve handles and nuts standard
APPROVALS AND APPLICABLE
STANDARDS
• Approved by the Foundation for Cross-Connection
Control and Hydraulic Research at the University of
Southern California
• ASSE® Listed 1015, IAPMO® Listed, CSA® Certified,
AWWA Compliant
ACCESSORIES
• Quick test set (QT-SET)
• Ball valve monitor switch (Model BVMS)
• Available with Z-Bite™ and Z-Press™ Solderless
Connections
950XL SERIES – DOUBLE CHECK VALVE ASSEMBLY
ZURN WILKINS MODEL 350ASTBG
INDOOR VERTICAL INSTALLATION
DIRECTION OF FLOW
ZURN WILKINS MODEL 350AST
OUTDOOR HORIZONTAL INSTALLATION
DIRECTION OF FLOW
PROTECTIVE
ENCLOSURE
12” MIN.
30” MAX.
350AST SERIES – DOUBLE CHECK VALVE ASSEMBLY WITH STAINLESS STEEL BODY
TYPICAL INSTALLATION