Legacy/Replacement Boilers and Water Heaters
When it’s time to replace your older Columbia boiler or water heater, if saving time and money are paramount, you can replace your old boiler with the same model that you now own. In many cases, these boilers are in stock and ready for next-day pickup or shipping.
GL/L Series Boilers
Low-pressure 2-inch inclined water tube boilers for commercial steam and hydronic heating.

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GL/L Series Boilers
Low pressure 2-inch inclined water tube boiler for commercial steam and hydronic heating.

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WL Series Boilers
Versatile low pressure 2 inch inclined steel watertube-waterleg boiler for commercial steam and hydronic heating applications.

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WL Series Boilers
Versatile, low-pressure 2-inch inclined steel watertube-waterleg boilers for commercial steam and hydronic heating applications.

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HRT Series Boilers
Rugged, horizontal boilers for industrial process steam applications. Two-pass firetube, 15 – 150 psi steam boiler, or 30 psi hot water boiler built to ASME Section I specifications. 800,000 – 6,300,000 BTU. May be powered with traditional fuels or waste oils.

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HRT Series Boilers
Rugged, horizontal boilers for industrial process steam applications. Two-pass firetube, 15 – 150 psi steam boiler, or 30 psi hot water boiler built to ASME Section I specifications. 800,000 – 6,300,000 BTU. HRT boilers may be powered with traditional fuels or waste oils.

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CWH Water Heaters
Rugged, tankless, indirect-fired water heaters for commercial instantaneous potable hot water requirements.

CWH Water Heaters
Rugged, tankless, indirect-fired water heaters for commercial instantaneous potable hot water requirements.

Talk with a boiler specialist.