A bestseller, the Xpelair DX100 range are cost-effective, compact and easy-to install single speed extractor fans that are suitable for a wide range of domestic and commercial applications including bathrooms, shower rooms and toilets including zones 1 & 2. This model, the DX100HTA (manufacturer’s code: 92567AW) is the 100 mm (4 inch) standard model with the valuable addition of an humidistat - to give flexible control options. The humidistat can be configured to turn on the extractor fan automatically when the relative humidity is at a set-point between 50 and 90 per cent (adjustable on installation). This axial extractor fan is IP X5 rated and BEAB approved. The maximum fan performance is 21 l/s. Available at our highly competitive prices (and backed by our Price Match Guarantee). We’ll even deliver it for free the next day to your home, commercial premises or site, if you order by 3pm. The DX 100HTA comes with a softly curved flow line grille design with will blend into wall or ceiling décor, whilst the shallow depth of the outlet spigot ensures compact window installation. Also included is a universal mounting kit (wall tube, gasket x2, outer grille, skirt moulding for window). The well thought-out design incorporates an air operated backdraught shutter (to reduce energy loss), outer grille and ducting. The grille simply clips off for easy cleaning and the DX100 has a lubricated-for-life motor and thermal cut-out protection for you peace of mind. Key Facts:   Dimensions: W165mm x D43mm x H155mm IP Rating: IPX5 Airflow: 21 (FID, l/s) Power Rating: 12W Noise Level: 35 dB(A) Guarantee: 2 Years