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

Williamson X IBC Technologies X

Gallon

Fuel Type

Heater Type

Brands

IBC Indirect Hot Water Tanks IWT InterStor Series

Commercial Indirect Water Heaters

5 Year Warranty
Retail : $5,477.00 $3,475.16

You Save (37%)
IBC Technologies IWT 80 MAX 75 Gallon Interstor Conventional Indirect Water Heater Tank
4382.002780.38
75 Gallons
030-025
In Stock

IBC Technologies IWT 119 MAX Interstor 25 GPM, 111 Gallon, 420 Output MBtu High Output Commercial Indirect Water Heater
5477.003475.16
111 Gallons
030-026
In Stock
Qty:
IBC Tankless Water Heaters STC Series

Gas, Water

Painted Steel Heat Exchanger

Direct Vent

95% Efficiency
Retail : $2,152.00 $1,365.44

You Save (37%)
IBC Technologies SFT199 Tankless Water Heater 199 Input MBH, 95% AFUE, Direct Vent, Natural Gas
2152.001365.44
199 MBtu
SFT-199
In Stock
Qty:
Willliamson Glass Lined

Indirect Water Heater

237 Gallons
Retail : $2,772.00 $2,023.56

You Save (27%)
Williamson GL-32-W Glass Lined 29.6 Gallon Indirect Fired Water Heater
1876.001369.48
29.6 Gallons
160 Gallons
GL-32-W

Williamson GL-42-W Glass Lined 39.9 Gallon Indirect Fired Water Heater
1922.001403.06
39.9 Gallons
201 Gallons
GL-42-W
In Stock

Williamson GL-53-W Glass Lined 53.1 Gallon Indirect Fired Water Heater
2236.001632.28
53.1 Gallons
229 Gallons
GL-53-W
In Stock

Williamson GL-80-W Glass Lined 80.1 Gallon Indirect Fired Water Heater
2772.002023.56
80.6 Gallons
237 Gallons
GL-80-W
In Stock

Williamson GL-105-W Glass Lined 109.4 Gallon Indirect Fired Water Heater
4054.002959.42
109.4 Gallons
340 Gallons
GL-105-W
Qty:
Williamson GL

Indirect Water Heater

201 Gallons
Retail : $1,922.00 $1,403.06

You Save (27%)
Williamson GL-32-W Glass Lined 29.6 Gallon Indirect Fired Water Heater
1876.001369.48
29.6 Gallons
160 Gallons
GL-32-W

Williamson GL-42-W Glass Lined 39.9 Gallon Indirect Fired Water Heater
1922.001403.06
39.9 Gallons
201 Gallons
GL-42-W
In Stock

Williamson GL-53-W Glass Lined 53.1 Gallon Indirect Fired Water Heater
2236.001632.28
53.1 Gallons
229 Gallons
GL-53-W
In Stock

Williamson GL-80-W Glass Lined 80.1 Gallon Indirect Fired Water Heater
2772.002023.56
80.6 Gallons
237 Gallons
GL-80-W
In Stock

Williamson GL-105-W Glass Lined 109.4 Gallon Indirect Fired Water Heater
4054.002959.42
109.4 Gallons
340 Gallons
GL-105-W
Qty:
IBC Indirect Hot Water Tanks BTI InterStor Series
Retail : $3,270.00 $2,074.81

You Save (37%)
IBC Technologies BTI 30 Interstor 26.7 Gallons Residential Indirect Fired Water Heater
1689.001071.67
26.7 Gallons
034-007

IBC Technologies BTI 40 Interstor 39.9 Gallons Residential Indirect Fired Water Heater
1860.001180.17
39.9 Gallons
034-008

IBC Technologies BTI 55 Interstor 56.5 Gallons Residential Indirect Fired Water Heater
2220.001408.59
56.5 Gallons
034-009

IBC Technologies BTI 55 Interstor 64.5 Gallons Residential Indirect Fired Water Heater
2590.001643.35
64.5 Gallons
034-014

IBC Technologies BTI 80 MAX Interstor 79.9 Gallons Indirect Fired Water Heater
3270.002074.81
79.9 Gallons
034-011

IBC Technologies BTI 119-MAX Interstor 114.6 Gallons Indirect Fired Water Heater
4940.003134.43
114.6 Gallons
034-012
Qty:

Now Shopping by

Manufacturer Williamson Remove This Item
Manufacturer IBC Technologies Remove This Item

Clear All

Shopping Options

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