S series : Steel - Centrifugal
Benefits :
- Silence : low noise towers as standard, with very low sound option : 35dB(A) at 10 m for 1 MW.
- Protection against corrosion : galvanized steel, X-STEEL as an option, better than 316 L for corrosion resistance, fan casing with 350 microns Elastair painting
- Easy maintenance :
- Fan outside the tower, at breast height
- Large rectangular access doors
- Low height : 1,86 m.
- Anti-légionella design :
- Slopped basin : full drain and cleaning
- Drain below the lower level of the basin
- Plane basin : full access for cleaning
- No weld and no bolting for the casing assembly in contact with the water : less biofilm and less corrosion
- No water stagnation
- Tower easy to install side by side
- Easy further evolution of the tower : low noise improvement, plume suppression, power increase

15 models from 6 to 190 m3/h
- from 20 to 2000 kW
Characteristics :
- Counter flow
- Forced draft centrifugal fans
- Pulley / belt transmission
- Exchange surface : PP Film