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Cleaver-Brooks Hot Water Firetube Boilers

Cleaver-Brooks Hot Water Firetube Boilers

Model CBEX

The CBEX firetube boiler featuring EX technology is a completely integrated boiler, burner, and controls system. Every core component has been designed and built by Cleaver-Brooks to work together, resulting in the most efficient and lowest-emissions firetube system ever built.

Model CBLE

Proven by 70 years of experience, the CBLE not only has a history of being reliable, but offers a smaller footprint, maximum safety, easy maintenance and long life. Engineered by Cleaver-Brooks to provide a low lifecycle cost, it is a great value for the investment.

Model CBJT

Is designed to serve a wide range of applications. Built to utilize different Cleaver-Brooks exclusive technologies, from the robust pressure vessel, to the burner and controls, the CBJT is the ideal choice when an external jet burner preferred.

Size Range

15 – 2,200 HP


For reliable response for low/high-temperature pressure heating, multiple fuel firing. Applications include heating for universities, medical facilities, office complexes and process applications such as manufacturing, food processing and pharmaceuticals.


Natural gas, #2 oil, #6 oil and combination


30 to 125 psig


< 9 ppm NOx to < 30 ppm NOx