Vent-Axia 439251 Quadra Tp Centrifugal Fan. Vent Aia Are One Of The Largest And Renowned Producers And Manufacturers Of Ventilation Systems For Residential And Commercial Purposes. The Vent Aia Quadra Range Offer Single Use Fans Suitable For Toilets, Bathrooms, Utility Rooms And Kitchens. With Filter less Technology These Fans Provide A Low Maintenance Option, Well Suited To Residential Environments. The Va 439251 Is An Energy-Efficient Centrifugal Fan With A Timer And Pullcord, Which Is Suitable For Surface Or Flush Mounting In Kitchens. This Dual Speed Fan Offers Continuous Or Intermittent Running And High Speed Via The Pullcord. It Is Easy To Install Thanks To The 100mm Circular Spigot And – Once In Place – It Will Remain Discreet And Unobtrusive, Operating With Minimal Noise Levels. The Fan Is Ipx4 Rated And Utilises Filter less Technology.