King Heating Products Inc. EK 399-CHBvsViessmann CI2-399
Side-by-side commercial boiler comparison
King Heating Products Inc. EK 399-CHB
Thermal Efficiency
94%
Input Rate
396MBTU/hr
Turndown Ratio
5.0
Application
Indoor
Viessmann CI2-399
Thermal Efficiency
98%
Input Rate
399MBTU/hr
Turndown Ratio
7.00
Application
Indoor
Key differences
Viessmann CI2-399 is 4% more efficient at 98.0 % versus 94.0 % for the King Heating Products Inc. EK 399-CHB. The Viessmann CI2-399 is larger at 399 MBTU/hr versus 396 MBTU/hr. Overall, the Viessmann CI2-399 sits higher in the category, ranking above 91% of certified commercial boilers.
Performance
| Spec | King Heating Products Inc. | Viessmann |
|---|---|---|
| Thermal Efficiency(%) | 94 | 98 |
| Full-Load Input Rate(MBTU/hr) | 396 | 399 |
| Turndown Ratio | 5.0 | 7.00 |
Configuration
| Spec | King Heating Products Inc. | Viessmann |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | Ecoking Ultimate Boiler | CI2-399 |