JavaScript seems to be disabled in your browser. For the best experience on our site, be sure to turn on Javascript in your browser.

We are closed on Friday, July 4th, 2025 for Independence Day weekend and reopening Monday July 7th, 2025. Enjoy and be safe.

Toggle Nav

Search

We ship to most places in continental USA

Chat with us

Need help

Our Locations

Home
HVAC
Water Heaters

Water Heaters

Gallon

Fuel Type

Heater Type

Brands

Rheem Triton GHE100SU

Natural Gas

97% Efficiency
Retail : $14,684.00 $11,013.00

You Save (25%)
Rheem GHE100SU-200 Triton® 200 MBtu 100 Gallon High-Efficiency Commercial Natural Gas Tank Water Heater
14684.0011013.00
200 MBtu
In Stock

Rheem GHE100SU-400 Triton® 400 MBtu 100 Gallon High-Efficiency Commercial Natural Gas Tank Water Heater
23459.0017594.25
400 MBtu
In Stock
Qty:
AO Smith Polaris™

Natural Gas

0.96 Efficiency

Yes
Retail : $9,426.00 $5,949.69

You Save (37%)
AO Smith GSP-130 Polaris™ 34-Gallon Power Direct Vent Natural Gas Water Heater
9426.005949.69
34 Gallons
In Stock
Qty:
AO Smith Cyclone® XL

Natural Gas

0.97 Efficiency

Yes
Retail : $33,353.11 $33,352.11
AO Smith 100314528 BTHS750 Cyclone® XL 120-Gallons High Efficiency, Condensing Natural Gas Water Heater with Modulating Burner
33353.1133352.11
120 Gallons
In Stock
Qty:
Laars U.H.E. Series Natural Gas Water Heater
In Stock
Retail : $22,872.00 $17,154.00

You Save (25%)

Qty:
AO Smith DEL Dura-Power Lowboy Commercial Electric Water Heater

Electric
Retail : $3,275.00 $3,067.36

You Save (6%)
AO Smith DEL-50-6KW-208V Dura-Power™ 46 Gallons Lowboy Commercial Electric Water Heater
2924.002738.62
46 Gallons
In Stock
Qty:
AO Smith ATHR-M Tankless Water Heater

Natural Gas
Retail : $2,388.00 $1,910.40

You Save (20%)
AO Smith 100374797 Adapt™ 160 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater
2388.001910.40
160 MBtu
100374797
In Stock

AO Smith 100374798 Adapt™ 180 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater
2656.002124.80
180 MBtu
100374798
In Stock

AO Smith 100374799 Adapt™ 199 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater
2934.002347.20
199 MBtu
100374799
In Stock
Qty:
AO Smith ATHR-X Tankless Water Heater with X3® Scale Prevention Technology

Natural Gas
Retail : $2,644.00 $2,115.20

You Save (20%)
AO Smith 100374800 Adapt™ 160 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater with X3® Scale Prevention Technology
2644.002115.20
160 MBtu
100374800
In Stock

AO Smith 100374811 Adapt™ 180 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater with X3® Scale Prevention Technology
2912.002329.60
180 MBtu
100374811
In Stock

AO Smith 100374812 Adapt™ 199 Input MBtu Premium Condensing Ultra-Low NOx Natural Gas Tankless Water Heater with X3® Scale Prevention Technology
3194.002555.20
199 MBtu
100374812
In Stock
Qty:
AO Smith HPTS VOLTEX® AL Hybrid Electric Heat Pump Water Heater

Electric
Retail : $6,426.00 $4,453.22

You Save (31%)
AO Smith HPTA-50 Voltex® MAX 50 Gallons Smart Hybrid Electric Heat Pump Water Heater with Premium Smart Valve Technology
4364.003024.25
50 Gallons

AO Smith HPTA-66 Voltex® MAX 66 Gallons AL Smart Hybrid Electric Heat Pump Water Heater with Premium Smart Valve Technology
5396.003739.43
66 Gallons
HPTA-66

AO Smith HPTA-80 Voltex® MAX 80 Gallons AL Smart Hybrid Electric Heat Pump Water Heater with Premium Smart Valve Technology
6426.004453.22
80 Gallons
HPTA-80
In Stock
Qty:
AO Smith HPTV Hybrid Electric Heat Pump Water Heater

Electric
Retail : $5,054.00 $3,502.42

You Save (31%)
AO Smith HPTV-50 Voltex® 50 Gallons 120V Plug-In Residential Hybrid Electric Heat Pump Water Heater
5054.003502.42
50 Gallons
100361896
In Stock

AO Smith HPTV-66 Voltex® 66 Gallons 120V Plug-In Residential Hybrid Electric Heat Pump Water Heater
5728.003969.50
66 Gallons
100361937

AO Smith HPTV-80 Voltex® 120 Voltage 80 Gallon Plug-In Hybrid Residential Electric Heat Pump Tank Water Heater
6682.004630.63
80 Gallons
In Stock
Qty:
AO Smith R4MA 2-Chamber Electric Tankless Water Heater

Electric
In Stock
Retail : $597.48 $477.98

You Save (20%)

Qty:
AO Smith R4MA 4-Chamber Electric Tankless Water Heater

Electric
Retail : $773.14 $618.51

You Save (20%)
AO Smith R4LA-180E 18 Kilowatt 240 Volt 4-Chamber Residential Electric Tankless Water Heater
633.04506.43
18 KW
100293891
In Stock

AO Smith R4LA-240E 24 Kilowatt 240 Volt 4-Chamber Residential Electric Tankless Water Heater
773.14618.51
24 KW
100294820
In Stock

AO Smith R4LA-280E 28 Kilowatt 240 Volt 4-Chamber Residential Electric Tankless Water Heater
999.84799.87
28 KW
R4LA-280E
In Stock

AO Smith R4MA-320E 32 Kilowatt 240 Volt 4-Chamber Residential Electric Tankless Water Heater
1068.36854.69
32 KW
100294797
In Stock
Qty:
Rheem Professional Classic®

Natural Gas

Residential

Power Vent

64 Gallons
Retail : $2,866.00 $2,006.20

You Save (30%)
Rheem PROG40S-36N RH67 PV Professional Classic® 40 Gallons Short Residential Natural Gas Water Heater - Power Vent
2866.002006.20
40 Gallons
64 Gallons
In Stock

Rheem PROG50S-36N RH67 PV Professional Classic® 50 Gallons Short Residential Natural Gas Water Heater - Power Vent
3232.002262.40
50 Gallons
78 Gallons
PROG50S-36N
Qty:
Heat-flo HF Storage Tanks
Retail : $2,497.02 $1,697.97

You Save (32%)
Heat-Flo HF-40-ST 40 Gallon Stainless Steel Hot Water Booster / Storage Tanks
1711.561163.86
40 Gallons
HF-40-ST

Heat-Flo HF-60-ST 60 Gallons Stainless Steel Hot Water Booster / Storage Tank
2497.021697.97
60 Gallons
HF-60-ST
In Stock

Heat-Flo HF-80-ST 80 Gallon Stainless Steel Hot Water Booster / Storage Tanks
2836.661928.93
80 Gallons
HF-80-ST
In Stock

Heat-Flo HF-115-ST 115 Gallon Stainless Steel Hot Water Booster / Storage Tanks
4085.902778.41
115 Gallons
HF-115-ST
In Stock
Qty:
Laars Storage Tanks
Retail : $9,633.00 $4,623.84

You Save (52%)
Laars A0070101 119 Gallon ASME Construction Commercial Jacketed Storage Tanks
9633.004623.84
119 Gallons
In Stock

Laars A2086000 200 Gallon ASME Construction Commercial Jacketed Storage Tanks
15149.007271.52
200 Gallons
A2086000
Qty:
Bosch Tronic 6100 C Series Electric Tankless Water Heater

Electric
Retail : $1,571.00 $724.07

You Save (54%)
Bosch 7738007421 Tronic 6100 C Series 27 KW 240 Voltage Electric Tankless Water Heater
1571.00724.07
27 KW
In Stock
Qty:
AO Smith Gold™

Electric

Commercial Water Heaters

98% Efficiency

3 Years Warranty
In Stock
Retail : $10,070.00 $9,431.56

You Save (6%)

Qty:
State Water Heaters ProLine® XE

Natural Gas

Residential Water Heater

Power Vent

70% Efficiency

93 Gallons

6 Years Warranty
In Stock
Retail : $2,498.50 $1,577.05

You Save (37%)

Qty:
AO Smith ProLIne Short State Water Heaters

Electric

Residential Water Heater

92% Efficiency

55 Gallons

6 Years Warranty
Retail : $1,039.30 $656.01

You Save (37%)
State Water Heater EN6 30 DORS ProLine® 30 Gallon Residential Electric Tank Water Heater
1086.80685.99
30 Gallons
47 Gallons
In Stock

State Water Heater EN6-40-DORS-100 ProLine® 40 Gallon Residential Electric Tank Water Heater
1039.30656.01
40 Gallons
55 Gallons
In Stock
Qty:
State Water Heaters ProLine®

Electric

Residential Water Heater

90% Efficiency

44 Gallons

6 Years Warranty
In Stock
Retail : $1,202.70 $759.14

You Save (37%)

Qty:
Peerless Boilers
In Stock
Retail : $2,175.00 $1,566.00

You Save (28%)

Qty:
Peerless Boilers
In Stock
Retail : $2,465.00 $1,774.80

You Save (28%)

Qty:
Zilmet ZBT-Series Buffer Tank

5 Year Warranty
Retail : $598.00 $478.40

You Save (20%)
Zilmet ZBT-7 ZBT-Series 7 Gallons Buffer Tank
598.00478.40
7 Gallons
ZBT-7
In Stock

Zilmet ZBT-14 ZBT-Series 14 Gallons Buffer Tank
588.00470.40
14 Gallons
ZBT-14
Qty:
Heat-Flo HF Hydronic Buffer Tank
Retail : $1,184.94 $805.76

You Save (32%)
Heat-Flo HF-22-BT-4 22 Gallon Hydronic Buffer Tank
1184.94805.76
22 Gallons
HF-22-BT-4
In Stock

Heat-Flo HF-115-BT-2 Buffer Tank 115 Gallons with 2” Connection
4617.023139.57
115 Gallons
Qty:
Heat-Flo HF Storage Tanks with 2" FNPT Half Coupling
Retail : $3,130.00 $2,128.40

You Save (32%)
Heat-Flo HF80ST-C2 80 Gallon Stainless Steel Hot Water Booster / Storage Tanks with 2" FNPT Half Coupling
3130.002128.40
80 Gallons
HF80ST-C2
In Stock

Heat-Flo HF-115ST-C2 115 Gallon Stainless Steel Hot Water Booster / Storage Tanks with 2" FNPT Half Coupling
4780.003250.40
115 Gallons
HF-115ST-C2
In Stock
Qty:
Turbomax Indirect Water Heater with Extra Tappings
Retail : $8,938.36 $5,809.93

You Save (35%)
Turbomax T65EXT Indirect 72 Gallon Water Heater with Extra Tap
5140.643341.42
72 Gallons
T65EXT

Turbomax T109EXT Indirect 119 Gallon Water Heater with Extra Tap
8938.365809.93
119 Gallons
109EXT
In Stock
Qty:
AO Smith Gold Series Electric Water Heaters

Electric

Commercial

3 Years Warranty
Retail : $9,074.00 $8,498.71

You Save (6%)
AO Smith DRE-80-12KW-208V Gold™ 12 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
5987.005607.42
12 KW
DRE-80-12KW-208V
In Stock

AO Smith DRE-80-15KW-208V Gold™ 15 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
6042.005658.94
15KW
DRE-80-15KW-208V

AO Smith 100121773 DRE-80 Gold™ 18 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
6114.005726.37
18KW
100121773
In Stock

AO Smith DRE-80-24KW-208V Gold™ 24 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
7277.006815.64
24KW
DRE-80-24KW-208V

AO Smith DRE-80-27KW-208V Gold™ 27 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
7459.006986.10
27KW
DRE-80-27KW-208V

AO Smith DRE-80-30KW-208V Gold™ 30 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
7563.007083.51
30KW
DRE-80-30KW-208V

AO Smith 100121877 DRE-80 Gold™ 36 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
7585.007104.11
36 KW
100121877
In Stock

AO Smith DRE-80-54KW-208V Gold™ 54 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
9074.008498.71
54 KW
In Stock

AO Smith DRE-80-54KW-480V Gold™ 54 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
9125.008546.47
54KW
DRE-80-54KW-480V

AO Smith DRE-80-13.5KW-208V Gold™ 13.5 Killo Watt, 80 Gallon Commercial Electric Tank Water Heater
6042.005658.94
13.5KW
DRE-80-13.5KW-208V
Qty:

Shopping Options

By using this site you agree to our © 2025 AF Supply Corp. All Rights Reserved.