Warranty

Zurn Wilkins backflow products offer the greatest value of any
backflow preventer on the market. Zurn Wilkins offers a variety
of configurations to meet your needs, as well as reliable proven
designs with an emphasis on maintenance, repair, and total cost
of ownership.
Use this catalog to help guide you to your specific product needs,
then follow up by visiting www.zurn.com or contact a Zurn
Wilkins customer care representative for more information.
ZW0217
BACKFLOW PREVENTERS
350XL/350 SERIES – DOUBLE CHECK VALVE ASSEMBLY 8
950XLT2/950XLT SERIES –
TOP ACCESS DOUBLE CHECK VALVE ASSEMBLY 9
950XL SERIES – DOUBLE CHECK VALVE ASSEMBLY 10
350AST SERIES –
DOUBLE CHECK VALVE ASSEMBLY WITH STAINLESS STEEL BODY 10
350A/350 SERIES – DOUBLE CHECK VALVE ASSEMBLY 12
450 SERIES – DOUBLE CHECK VALVE ASSEMBLY 14
950XLTDA SERIES – DOUBLE CHECK DETECTOR ASSEMBLY 15
350ASTDA SERIES –
DOUBLE CHECK DETECTOR ASSEMBLY WITH STAINLESS STEEL BODY 16
350ADA/350DA SERIES – DOUBLE CHECK DETECTOR ASSEMBLY 17
450DA SERIES – DOUBLE CHECK DETECTOR ASSEMBLY 19
375XL/375 SERIES – REDUCED PRESSURE PRINCIPLE ASSEMBLY 20
375XLB SERIES –
THEFT PREVENTION REDUCED PRESSURE PRINCIPLE ASSEMBLY 21
375ST SERIES –
STAINLESS STEEL REDUCED PRESSURE PRINCIPLE ASSEMBLY 22
975XL2/975XL SERIES – REDUCED PRESSURE PRINCIPLE ASSEMBLY 23
PRE-PLUMBED BACKFLOW
STATION PRE-SET SERIES 25
375AST SERIES –
REDUCED PRESSURE PRINCIPLE ASSEMBLY WITH STAINLESS STEEL BODY 26
375A/375 SERIES – REDUCED PRESSURE PRINCIPLE ASSEMBLY 27
475/475V SERIES – REDUCED PRESSURE PRINCIPLE ASSEMBLY 29
FCIS SERIES – FLOOD CONTROL INTEGRATED SYSTEM
AND DISCHARGE MONITORING SOLUTIONS 31
975XLHBM SERIES –
HYDRANT BACKFLOW AND METER VALVE 32
RPHBM SERIES –
HIGH CAPACITY HYDRANT BACKFLOW AND METER COMBINATION 32
375ASTDA SERIES –
REDUCED PRESSURE DETECTOR ASSEMBLY WITH STAINLESS STEEL BODY 33
375ADA /375DA SERIES –
REDUCED PRESSURE PRINCIPLE DETECTOR ASSEMBLY 35
475DA/475DAV SERIES –
REDUCED PRESSURE PRINCIPLE DETECTOR ASSEMBLY 37
310/310DA SERIES – SINGLE CHECK VALVE ASSEMBLY 39
420XL SERIES – PRESSURE VACUUM BREAKER 40
460XL SERIES – SPILL RESISTANT PRESSURE VACUUM BREAKER 40
720A SERIES – PRESSURE VACUUM BREAKER 41
700XL SERIES – DUAL CHECK VALVE 42
705 SERIES – DUAL CHECK VALVE 43
730/735 SERIES – LABORATORY FAUCET VACUUM BREAKER 43
740 SERIES –
BACKFLOW PREVENTER FOR VENDING MACHINE WATER SUPPLY 44
760 SERIES – DUAL CHECK WITH ATMOSPHERIC VENT 44
40XL2 SERIES – IN-LINE SINGLE CHECK VALVE 45
35XL SERIES – ATMOSPHERIC VACUUM BREAKER 45
BFP-9 & BFP-8F SERIES – HOSE CONNECTION VACUUM BREAKER 46
7