FS-120-*
Williamson-Thermoflo · Boiler
ENERGY STAR CertifiedBoilers →
AFUE
95%
Fuel
Natural Gas, Propane Gas
Type
Boiler
Hot Water
Can integrate
Williamson-Thermoflo FS-120-*: AFUE 95%, around the middle of the range for boilers (category median 95%).
Where this model sits
AFUE95%
87median 9597
The Williamson-Thermoflo FS-120-* is a 95 % boiler. At 95 % it ranks around the middle of the 642 certified boilers models.
Specifications
| Efficiency | |
|---|---|
| AFUE | 95% |
| Fuel Type | Natural Gas, Propane Gas |
| Can Integrate Hot Water Heating | Yes |
| Configuration | |
| Product Type | Boiler |
| Model Name | FS-120-* |
| Identifiers | |
| Model Number | FS-120-* |
| ENERGY STAR ID | ES_1090273_FS-120-*_09132018195225_3649866 |
| Partner | The Marley-Wylain Company |
| Date Qualified | 2025-01-20 |
| Available From | 2018-06-30 |
| Markets | United States, Canada |
Documentation
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