All about meInstalling an effective ventilation system is essential if you want to prevent damp and mould in the bathroom.The Hush wall mounted fan in chrome is ultra quiet with a low profile and features a timer that is adjustable between 2 and 30 minutesNeed to know . Wall mounted slimline low profile discreet looking fan . Quiet - only 25 decibels . Extraction rate 97m3/hr . Timer - Allows a room to be ventilated after the switch has been turned off . Low energy - Reduces energy consumption and benefits the environment . Extraction rate 88m3/hr . IPX4 - electrically safe for use in the bathroom . 1 year guarantee from the manufacturer .