Hydronic Firetube Boilers
Cleaver-Brooks offers hydronic boilers, or hot water boilers, designed for industrial processing industries. Many of the Cleaver-Brooks boilers have achieved low NOx and high-efficiency up to 99 percent to meet California’s emissions regulations. Hydronic firetube boilers are intended for larger industrial applications that need either steam or hot water, including process steam applications, building heat, sterilization and more
Cleaver-Brooks
![Boiler CBEX Dryback Elite](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBEX-Dryback-Elite.jpg)
• Steam and hot water
• 250 to 800 HP
• Designed to 82% nominal efficiency
• Offers 30 ppm NOx with 3% O2
• Meets 10 ppm CO requirement
![Boiler Cleaver Brooks CBEX-Elite-1300-2200](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBEX-Elite-1300-2200.jpg)
• Steam
• 1,300 to 2,200 HP
• Natural gas, #2 light Oil or combination
• 50 to 250+ psig steam
• Available to <9 ppm NOx• Wetback design
![CBLE Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBLE-258x247.jpg)
• Steam and hot water
• 125 to 800 HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+ psi – steam, 30 to 125 psi – hw
• Available to <9 ppm NOx
![CBR Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBR-258x247.jpg)
• Steam and hot water
• 125 to 800HP
• Natural gas, #2 light oil or combination
• 15 to 250+psig – steam, 30 to 125psig – hw
• Available to <30 ppm NOx
![CB ICB Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/icb-258x247.jpg)
• Steam and hot water
• 100 to 800HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+psig – steam, 30 to 125psig – hw
• Available to <30 ppm NOx
![CB Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CB-258x247.jpg)
• Steam and hot water
• 15 to 100HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+psig – steam, 30 to 125psig – hw
![Boiler CBEX Elite](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBEX-Elite.jpg)
• Steam and hot water
• 100 to 1,200 HP
• Natural gas, #2 light oil or combination
• 50 to 250+psig – steam, 30 to 125psig – hw
• Available to <5 ppm NOx
![Boiler Cleaver Brooks CBEX-Premium](https://www.rfmacdonald.com/wp-content/uploads/2017/11/CBEX-Premium.jpg)
• Steam and hot water
• 100 to 1,200 HP
• Natural gas, #2 light oil or combination
• 50 to 250+psig – steam, 30 to 125psig – hw
• Available to < 30 ppm NOx• Uses Computational Fluid Dynamics (CFD)
![4WI Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/4WI-258x247.jpg)
• Steam and hot water
• 100 to 800HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+psig – steam, 30 to 125psig – hw
• Available to <9 ppm NOx
![4WG Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/4wg-258x247.jpg)
• Steam and hot water
• 100 to 800HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+psig – steam, 30 to 125psig – hw
• Available to <9 ppm NOx
![CBL Boiler](https://www.rfmacdonald.com/wp-content/uploads/2017/11/cbl-258x247.jpg)
• Steam and hot water
• 800 to 1,600HP
• Natural gas, #2 and #6 oil, combination
• 15 to 250+ psig on steam
• Available to <9 ppm NOx