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A.O. Smith®
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Commercial Gas Tank Water Heaters
(10)
Filter & Water Softener Tanks
(1)
Gas Tankless Water Heaters
(6)
Hydronic Gas Valves
(1)
In-Line Circulator Pumps
(1)
Replacement Water Filters & Cartridges
(1)
Residential Electric Tank Water Heaters
(2)
Residential Gas Tank Water Heaters
(1)
Reverse Osmosis Systems & Parts
(1)
Under Sink Water Filters
(1)
Vent Adapters & Connectors
(1)
Water Heater Anode Rods
(3)
Water Heater Blowers
(1)
Water Heater Burners
(2)
Water Heater Circuit & Control Boards
(3)
Water Heater Controls
(11)
Water Heater Elements
(3)
Water Heater Gaskets & Hardware
(1)
Water Heater Pilots & Ignitors
(5)
Water Heater Replacement Parts & Accessories
(55)
Water Heater Switches
(6)
Water Heater Thermostats & Sensors
(5)
Water Softener Repair Parts
(2)
BTU Rating
120000 BTU
(1)
150000 BTU
(1)
162000 BTU
(1)
225900 BTU
(1)
300000 BTU
(1)
328500 BTU
(1)
351000 BTU
(1)
199000 BTU
(2)
160000 BTU
(2)
199000 Btu/hr
(1)
180000 BTU
(2)
250000 Btu/hr
(1)
740000 Btu/hr
(1)
76000 Btu/hr
(1)
150000 Btu/hr
(1)
Capacity
100 gal
(3)
119 gal
(1)
50 gal
(2)
60 gal
(1)
65 gal
(2)
66 gal
(1)
76 gal
(2)
80 gal
(1)
85 gal
(1)
Clearance Items
Clearance
(1)
Connection Size
3/4 in
(1)
Connection Type
Screw-In
(1)
Show More
Filters
Search within brand
Stocked Items
Stocked Items Only
Categories
Commercial Gas Tank Water Heaters
(10)
Filter & Water Softener Tanks
(1)
Gas Tankless Water Heaters
(6)
Hydronic Gas Valves
(1)
In-Line Circulator Pumps
(1)
Replacement Water Filters & Cartridges
(1)
Residential Electric Tank Water Heaters
(2)
Residential Gas Tank Water Heaters
(1)
Reverse Osmosis Systems & Parts
(1)
Under Sink Water Filters
(1)
Vent Adapters & Connectors
(1)
Water Heater Anode Rods
(3)
Water Heater Blowers
(1)
Water Heater Burners
(2)
Water Heater Circuit & Control Boards
(3)
Water Heater Controls
(11)
Water Heater Elements
(3)
Water Heater Gaskets & Hardware
(1)
Water Heater Pilots & Ignitors
(5)
Water Heater Replacement Parts & Accessories
(55)
Water Heater Switches
(6)
Water Heater Thermostats & Sensors
(5)
Water Softener Repair Parts
(2)
BTU Rating
120000 BTU
(1)
150000 BTU
(1)
162000 BTU
(1)
225900 BTU
(1)
300000 BTU
(1)
328500 BTU
(1)
351000 BTU
(1)
199000 BTU
(2)
160000 BTU
(2)
199000 Btu/hr
(1)
180000 BTU
(2)
250000 Btu/hr
(1)
740000 Btu/hr
(1)
76000 Btu/hr
(1)
150000 Btu/hr
(1)
Capacity
100 gal
(3)
119 gal
(1)
50 gal
(2)
60 gal
(1)
65 gal
(2)
66 gal
(1)
76 gal
(2)
80 gal
(1)
85 gal
(1)
Clearance Items
Clearance
(1)
Connection Size
3/4 in
(1)
Connection Type
Screw-In
(1)
Show More
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AO SMITH 100374878 ATHR-199M 100 199MBH PROPANE TANKLESS WATER HEATER
MFR Part #:
MFR Part #
100374878
SKU #:
SKU #
1215696
U/M
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AO SMITH 100374891 ATHR-199X3 100 199MBH NATURAL GAS TANKLESS WATER HEATER
MFR Part #:
MFR Part #
100374891
SKU #:
SKU #
1215693
U/M
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AO SMITH 100308912 NATURAL GAS CONTROLLER 160F 4WC FOR POWER DIRECT VENTED WATER HEATER
MFR Part #:
MFR Part #
100308912
SKU #:
SKU #
1212724
U/M
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AO SMITH 100265854 11IN 4500W 240V ELEMENT CPR
MFR Part #:
MFR Part #
100265854
SKU #:
SKU #
1212877
U/M
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AO SMITH 100108290 11.5 240V 4.5KW ELEMENT
MFR Part #:
MFR Part #
100108290
SKU #:
SKU #
1212878
U/M
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JW 100109223 MAGNESIUM ANODE RODE
MFR Part #:
MFR Part #
100109223
SKU #:
SKU #
1305746
U/M
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AO SMITH 100158117 BLOWER ASSEMBLY FOR POWER DIRECT VENTED B5940
MFR Part #:
MFR Part #
100158117
SKU #:
SKU #
1283881
U/M
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JW 317399-000 COUPLING RUBBER VENT 3
MFR Part #:
MFR Part #
317399-000
SKU #:
SKU #
1178263
This product has been discontinued
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