Warranty
For additional product information, please visit www.zurn.com.
105105
BACKFLOW
PREVENTERS
BACKFLOW PREVENTERS
ACCESSORIES STRAINERS
AUTOMATIC
CONTROL VALVES
PRESSURE
REDUCING VALVES
FIRE
PROTECTION VALVES
THERMOSTATIC
MIXING VALVES RELIEF VALVES
MISCELLANEOUS
PLUMBING PRODUCTS REPAIR KITS
APPLICATIONS
Designed to protect residential, commercial and
industrial water lines against over-pressure during
surges following quick valve closure.
FEATURES
• Capacities A – F
• 150 psi max
• 180°F max
• Compact design allows installation in 2 x 4 wall
cavities
APPROVALS AND APPLICABLE
STANDARDS
• ASSE® Listed 1010, ANSI A112.26.1
• Certified to NSF/ANSI 372
CONNECTION SIZE CAPACITY
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.
1250XL: MNPT
PDI Size A XL-A 52.10
PDI Size B XL-B 73.60
PDI Size C XL-C 163.60
PDI Size D XL-D 195.70
PDI Size E XL-E 280.40
PDI Size F XL-F 440.90
TYPICAL INSTALLATION
QUICK CLOSURE VALVE
OUTLET
WATER HAMMER ARRESTER
LONG RUN OF PIPING
SHOCK
OVER 20'
XY
UP TO 20'
WATER HAMMER ARRESTER
TYPICAL BRANCH LINE
RISER
1250XL SERIES – WATER HAMMER ARRESTERS
APPLICATIONS
The Zurn Wilkins HGI-25 is designed to measure the
water pressure in a plumbing system.
SIZE CONNECTIONS / OPTIONS
LEAD-FREE
PART NUMBER
LEAD-FREE
LIST PRICE EA.
25 SERIES: PRESSURE GAUGE
Pressure Gauge Dial - psi MNPT -A 33.40
Pressure Gauge Dial - psi MNPT - 33.40
Pressure Gauge Dial - psi Female Hose Bibb HGI- 36.50
Pressure Gauge - Dial - psi MNPT -- 41.00
Pressure Gauge Dial - psi MNPT -- 74.70
Pressure Gauge ULFM Listed Dial - psi MNPT -UL 131.40
Pressure Gauge Liquid Filled - Dial - psi MNPT -LBP- 134.00
Pressure Gauge Liquid Filled - Dial - psi MNPT -L- 154.00
TYPICAL INSTALLATION
DIRECTION OF FLOW
WATER
METER
SHUT-OFF
VALVE
MODEL NR3X
L
REGULATOR
HOSE BIBB
HOSE BIBB
PRESSURE GAUGE
0
180
140
100
60
20
80
120
160
200
psi
40
25 SERIES – PRESSURE GAUGE