This chimney hood has a powerful extraction rate of 804.2m cubed/hr and features three speed settings plus intensive (power boost) mode. This model also features optimum hob lighting, a 10 minute delay shutdown mode to clear residual fumes and a grease filter timer alarm. 804 m3/h extraction rate. 69dB Noise level. Auto fan off if no operator action for 4 hours. 10 minute delay shutdown mode to clear residual fumes. 3 speed settings plus intensive (power boost) mode