Steam Firetube Boilers
Cleaver-Brooks offers steam boilers in many models and sizes with low NOx, natural gas, oil and combination options. The EX boiler family currently offers the highest heat transfer compared to all other boilers on the market. Applications include process steam, industrial process, building heat, sterilization, humidification, hospital and healthcare, power and utilities and refineries and petrochemical.
Cleaver-Brooks
![CBEX Dryback Elite Boiler](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
![Cleaver Brooks CBEX Elite 1300 2200 Boiler](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
![CB Boiler CBLE](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
![CB Boiler CBR](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 Boiler ICB](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 CB](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
![CB Boiler CF-V](https://www.rfmacdonald.com/wp-content/uploads/2018/01/ClearFire-V-Boiler-258x247.jpg)
• Steam and hot water
• Steam boiler
• 10-60 HP
• Natural gas and propane
• 150 psi
• Standard less than 20 ppm NOx
• Less than 10 ppm CO
![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)
![CB 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
![CB 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
![cb boiler cbl](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
![cb boiler cf-h](https://www.rfmacdonald.com/wp-content/uploads/2018/01/ClearFire-H-Boiler-258x247.jpg)
• Steam
• Fully condensing hydronic boiler
• 500 to 3,300 MBTU, 125 psi
• Natural gas and propane
• Standard less than 20 ppm NOx