Vent-Axia Silent VASF100PIRF 100mm (4") Bathroom & Toilet Extractor Fan With PIR Sensor - 416475

The Vent-Axia Silent VASF100PIRF is a 100mm (4") extractor fan designed for bathrooms, toilets, and other small wet areas. Its compact design allows for flexible installation on walls, ceilings, windows, or panels, offering a sleek and unobtrusive ventilation solution for any space.

This fan features a high-efficiency motor that delivers quiet operation while effectively removing moisture, reducing condensation, and helping prevent mold and mildew. It comes with a PIR (passive infrared) sensor, which automatically activates the fan when movement is detected, providing convenient, hands-free ventilation. Backdraught shutters prevent cold air, dust, and odors from entering when the fan is not operating, enhancing comfort and energy efficiency.

With an IPX5 Zone 1 rating, the VASF100PIRF is fully safe for installation in wet areas such as bathrooms and showers. It also complies with UK Building Regulations (Approved Documents F & L), ensuring your installation meets legal standards for ventilation. Backed by a 2–5 year manufacturer’s warranty, this fan combines silent performance, intelligent motion-activated control, and long-term reliability for effective, hassle-free ventilation.