Arctic Finland House OÜ 
Estonia
| recirculation filter, capacity 10 000 m³/h | 2005 |
| recirculation filter, capacity 10 000 m³/h | 2006 |
| recirculation filter, capacity 10 000 m³/h | 2008 |
* - projects in progress
| recirculation filter, capacity 10 000 m³/h | 2005 |
| recirculation filter, capacity 10 000 m³/h | 2006 |
| recirculation filter, capacity 10 000 m³/h | 2008 |
