Vertical Jacketed
ASME Certified Storage Tanks
119 gallon and 200 gallon capacities
125 psi and 150 psi models
Glass-lined steel tank with Five-year
limited tank warranty
Twin 1” magnesium anode rods
Two 1” NPT connections for one or
more T&P valves (valves not included)
Factory installed brass drain valve
Powder coated steel jacket
Cleanout hand hole
insulation

- Does not contribute to global warming
We take water heaters very personally!
StorageTanks
This product is available from:
(2) 1" x 60" Anode Rods
2 ½" NPT Plastic Lined Pipe Nipple
34”
BOCK
MAINTENANCE INSTRUCTIONS
TO THE OWNER: ESTABLISH A MAINTENANCE PRGRAM TO EXTEND THE LIFE OF
YOUR WATER HEATER. MOST WATER HEATER FAILURES ARE DUE TO LIME SEDIMENT,
EXCESSIVE PRESSURE OR CORROSION.
TO REDUCE LIME SEDIMENT: DRAIN THE TANK, INSPECT THE TANK FOR LIME OR
SEDIMENT DEPOSIT, REMOVE LIME AND SEDIMENT BY USING A COMMERCIAL LIME
DISSOLVING CHEMICAL OR BY HAND.
TO ASSURE RELIEF VALVE OPERATION: MANUALLY OPEN THE RELIEF VALVE TO
FLUSH ANY LIME DEPOSITS, MAKE CERTAIN THE SEAT CLOSES PROPERLY.
TO PREVENT CORROSION OF THE TANK: REMOVE THE RODS ON THE TOP OF THE
TANK OR INSPECT THEM THROUGH THE HAND HOLE WHEN THE TANK IS DRAINED,
IF THE RODS ARE REDUCED TO 1/3 OF THE ORIGINAL DIAMETER REPLACE THEM,
FAILURE TO INSPECT THE ANODE RODS MAY RESULT IN PREMATURE FAILURE OF
THE HEATER.
A TEMPERATURE AND PRESSURE RELIEF VALVE
LISTED AND COMPLYING WITH THE STANDARD FOR
RELIEF VALVES AND AUTOMATIC GAS SHUTOFF
DEVICES FOR HOT WATER SUPPLY SYSTEMS, ANSI
Z21.22-MOST RECENT EDITION, SHALL BE
(2) 1" NPT Connections
(T&P valves NOT supplied)
SAFETY INSTRUCTIONS
CAUTION: HOTTER WATER INCREASES THE RISK OF SCALD INJURY. THE REQUIRED
WATER TEMPERATURE IN THE STATE OF WISCONSIN IS 120F. CHECK LOCAL CODES.
FOR YOUR SAFETY: DO NOT STORE OR USE GASOLINE OR OTHER FLAMMABLE
VAPORS AND LIQUIDS IN THE VICINITY OF THIS OR ANY OTHER APPLIANCE. IF
HEATER IS LOCATED NEAR FLAMMABLE VAPORS, CLEARANCE ABOVE THE FLOOR
MUST BE 18" OR MORE.
BOCK
2" Thick Non-CFC
Foam Insulation
75 ¾”
ASME Rating Plate
63 ¾
ASME
3/4" NPT Connection
(2) 2 ½" NPT Connections
Cleanout Hand-hole
18 3/16”
13 3/16”
Drain Valve
Model
119ST-A-150
200ST-A-125
200ST-A-150
Storage
GAL
(L)
119
(450.46)
200
(757.08)
200
(757.08)
Dimensions in Inches (cm)
Working
Pressure
150
125
150
Diameter
28.00
(71.12)
34.00
(86.36)
34.00
(86.36)
Height/
Length
65.50
(166.37)
79.50
(201.93)
79.50
(201.93)
T&P Relief Inlet/Return
Valve Conn.
Conn.
NPT
NPT
Hot
Outlet
Conn.
NPT
Aquastat
Conn.
NPT
1x1
2.0
2.0
.75
2x1
2.5
2.5
.75
2x1
2.5
2.5
.75
Shipping
Weight
LBS
(kg)
385
(174.63)
872
(395.53)
872
(395.53)
Warning: Installation should be in accordance with all national and/or local codes. In the absence of local codes, refer to
NFPA 54 or ANSI Z.21.10.1.
Caution: The recommended maximum hot water temperature setting for normal residential use is 120°F. Bock
recommends a tempering valve or anti-scald valve be installed and used according to the manufacturer’s directions to
prevent scalding.
Pressures:
119ST-A-150 - Working Pressure, 150 psi; Testing Pressure, 300 psi
200ST-A-125 - Working Pressure, 125 psi; Testing Pressure, 300 psi
200ST-A-150 - Working Pressure, 150 psi; Testing Pressure, 300 psi
www.bockwaterheaters.com
110 South Dickinson Street , Madison, Wisconsin 53703
Toll Free 800-794-2491 • Phone 608-257-2225 • Fax 608-257-5304
Doc# 80024 Rev. 11/13