| ENERGY STAR Partner |
| Viessmann Manufacturing Company |
Viessmann Manufacturing Company |
| Brand Name |
| Viessmann |
Viessmann |
| Model Name |
| Vitocrossal 300 |
Vitorond 100 |
| Model Number |
| CU3A-199 |
VR1-245 |
| Type |
| Boiler |
Boiler |
| Fuel Type |
| Natural Gas,Propane Gas |
Oil |
| Efficiency (AFUE) |
| 95 |
87 |
| Date Available On Market |
| January 6, 2015 |
January 4, 2017 |
| Date Qualified |
| March 23, 2018 |
November 8, 2021 |
| Markets |
| United States, Canada |
United States, Canada |
| CB Model Identifier |
| ES_42211_CU3A-199_03232018181959_2206110 |
ES_42211_VR1-245_03232018181621_0296114 |
| Can Integrate Hot Water Heating |
| Yes |
Yes |
| Product Category |
| Boilers |
Boilers |
| Date Certified |
| March 23, 2018 |
November 8, 2021 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
