Envirovent SIL100PIR 100mm domestic axial extract fan with PIR sensor for wall or ceiling installations, designed to solve ventilation problems in WC's and bathrooms. Part of the Silent 100 range from Envirovent, the ultra quiet ventilation fan features an automatic PIR detector that starts the extractor fan when it detects movement at a maximum of 4 metres. The impeller axial flow fan creates an incredibly silent running performance and also features a backdraught shutter and airflow guide vanes as standard. Features of the Silent 100 Extractor Fan with PIR: SIL100PIR extractor fan with PIR sensor Detection range: up to 4 metres Size: 100mm / 4 inch Suitable for domestic small rooms and bathrooms Silent running: 26.5dB Speed: 2400RPM Airflow: 26 litres per second / 95M3 per hour IP45 rated - Can be installed in Bathroom zone 2 or Bathroom Zone 1 if fitted with a 30mA RCD Backdraught shutter Incredibly silent running High performance Sealed for life ball bearings Significant energy savings Watts: 8W Voltage: 230V Height: 158mm Width: 158mm Depth:109.3mm Complies with building regulations: Part F, Part K Five year guarantee  View all Silent Bathroom Extractor Fans We're committed to providing great service for our customers, please view our Reviews page to see up to date feedback from verified Electricpoint customers. All of our reviews are provided directly from Feefo's review website to ensure unbiased, impartial reviews. If you just need some help, would like to take advantage of our Price Promise or perhaps have a large order to place. Give our team of professionals a call on 0203 994 5470, drop us an email at [email protected] or use our Contact Form.