| Value | UNIT | Technical Specifications |
|---|
| - | M 28FF | Model |
| 30 - 25800 | kW | Heating input |
| 28 - 24080 | kW | Heating output |
| 93 | % | Heating efficiency |
| 85 | °C | Maximum temperature of central heating flow |
| 3 | bar | Maximum pressure of central heating flow |
| 60 | °C | Maximum temperature of domestic hot water flow |
| 0.5 | bar | Minimum pressure of domestic cold water flow input |
| 10 | bar | Maximum pressure of domestic cold water flow input |
| 2 | l/min | Minimum flow rate of domestic hot water |
| 13.4 | l/min | Maximum flow rate of domestic water |
| 6 | m.w.c | Static head of pump |
| 3/4 | inch | Hydraulic connection diameter (Heating system) |
| 1/2 | inch | Hydraulic connection diameter (Sanitary system) |
| 3/4 | inch | Gas input diameter |
| 600/100 | mm | Flue diameter |
35.3 | kg | Net weight | | 152 | W | Power Supply |
| 340 | mm | Depth |
| 400 | mm | Width |
| 720 | mm | Height |
