| ENERGY STAR Partner |
| Boyertown Furnace Company |
Boyertown Furnace Company |
| Brand Name |
| PurePro |
PurePro |
| Model Name |
| M4 |
M3 |
| Model Number |
| M4 |
M3 |
| Type |
| Boiler |
Boiler |
| Fuel Type |
| Oil |
Oil |
| Efficiency (AFUE) |
| 87 |
87 |
| Date Available On Market |
| June 20, 2022 |
June 20, 2022 |
| Date Qualified |
| June 27, 2022 |
June 27, 2022 |
| Markets |
| United States |
United States |
| CB Model Identifier |
| ES_1043515_M4_06272022103553_7166452 |
ES_1043515_M3_06272022103553_9256554 |
| Can Integrate Hot Water Heating |
| No |
No |
| Product Category |
| Boilers |
Boilers |
| Date Certified |
| June 27, 2022 |
June 27, 2022 |
| Meets ENERGY STAR Most Efficient 2024 Criteria |
| No |
No |
