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| Product Fiche |
| Model name | WHI641ST |
| Annual Energy Consumption - AEChood | 50,8 kWh/a |
| Energy efficiency class | B |
| Fluid Dynamic Efficiency - FDE | 29,0 % |
| Fluid Dynamic Efficiency class | A |
| Light Efficiency - LEhood | 10,2 lux/W |
| Lighting Efficiency Class | E |
| Grease Filtering Efficiency - GFEhood | 95,9 % |
| Grease Filtering Efficiency class | A |
| A-waighted Sound Power Emission at minimum speed | 250 m³/h |
| Maximum Air Flow in normal use | 508 m³/h |
| Air Flow at intensive/boost setting | 732 m³/h |
| A-waighted Sound Power Emission at minimum speed | 44 dB(A) re 1pW |
| A-waighted Sound Power Emission at maximum speed | 59 dB(A) re 1pW |
| A-waighted Sound Power Emission at intensive or boost speed | 70 dB(A) re 1pW |
| Power consumption off mode - Po | - |
| Power consumption in standby mode - Ps | 0,63 W |