King Heating Products Inc. EK 399-CHBvsRuud RUHBH-FT399
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
Ruud RUHBH-FT399
Thermal Efficiency
96.5%
Input Rate
399MBTU/hr
Turndown Ratio
9.00
Application
Indoor
Key differences
Ruud RUHBH-FT399 is 3% more efficient at 96.5 % versus 94.0 % for the King Heating Products Inc. EK 399-CHB. The Ruud RUHBH-FT399 is larger at 399 MBTU/hr versus 396 MBTU/hr.
Performance
| Spec | King Heating Products Inc. | Ruud |
|---|---|---|
| Thermal Efficiency(%) | 94 | 96.5 |
| Full-Load Input Rate(MBTU/hr) | 396 | 399 |
| Turndown Ratio | 5.0 | 9.00 |
Configuration
| Spec | King Heating Products Inc. | Ruud |
|---|---|---|
| Application | Indoor | Indoor |
| Control Type | Multi-stage | Multi-stage |
| Model Name | Ecoking Ultimate Boiler | RUHBH-FT399 |