Envirovent\'s Silent 100 range of 100mm domestic axial extract fans for wall or ceiling mounting. The fans are designed to solve ventilation issues in bathrooms and toilets. The motors are fitted on silent elastic blocks, the Silent 100 fans are incredibly quiet running with exceptional performance and stylish appearance.  The Silent 100 is a 100mm domestic axial powerful bathroom extractor fan for wall or ceiling installations, designed to solve ventilation problems in WC’s and bathrooms. The Silent 100 fan features an adjustable run-on timer. In automatic mode, the over-run timer calculates the amount of time to operate, depending on how long the fan has been running. Fitted with motors mounted on silent elastic blocks, the Silent 100 extractor fan delivers incredibly quiet running and exceptional performance with stylish features.   Product Information High Performance Suitable For Wall Or Ceiling Mount Incredibly Silent Running 26dB(A) Significant Energy Savings 8 Watts Airflow 26 Ltr Per Second Backdraught Shutter Complies With Building Regulations Five Year Guarantee