Unica Vento is an up-to-date boiler of a three-way set of exhaust gas convection-type chambers and a multiple-point- air supply system. The boiler works in two modes:
– top firing-up ( when fines is burnt)
– bottom firing-up ( when coal and wood is burnt)
An air distribution system guarantees long-lasting burning in optimum condition. All the Unica Vento boilers feature a blower and a controller that operates circulating pumps.
It is a multiple fuel boiler.
 |  |  |
| coal | wood | coal and fines |
 |  |
UDT attestation
a controller, a blower, a thermometert
36 months for the boiler
24 months for electronic parts
| Unica Vento (kW) | 15 | 20 | 25 |
| Efficiency | 81 % | ||
| Water volume (l) | 60 | 70 | 85 |
| Weight (kg) | 280 | 315 | 360 |
| Charging chamber volume (dm3) | 62 | 74,6 | 98,6 |
| Water working temperature (oC) | 70-80 | ||
| Min. return water temperature (oC) | 55 | ||
| Max. working pressure (bar) | max. 1,5 | ||
| Power supply (V) | 230 | ||
| Dimensions of the charging opening (cmxcm) | 19,8×31,3 | ||
| Chimney height (m) | 8-10 | ||
| Min. chimney section (cm2/ø mm) | 400/180 | ||
UnicaVento boiler dimensions
| Unica Vento (kW) | 15 | 20 | 25 | |
| Dimensions (mm) | A | 885 | 1050 | 1080 |
| B | 505 | 505 | 580 | |
| C | 1500 | 1500 | 1500 | |
| D | 1070 | 1070 | 1070 | |
| Flue dimensions (mmxmm) | E | 140×160 | 150×170 | 170×170 |
UnicaVento boiler in section
