\r\nThe 4" Wall / Ceiling Extractor Fan With Humidistat And Timer has a comprehensive range to suit toilet, bathroom, kitchen and larger rooms.\r\nHumidistat extractor is controlled by a built in humidistat. It starts when the humidity level in the room exceed certain preset levels and stops operating when the humidity falls below a preset level.\r\n\r\nAir Velocity: 90M3/H\r\nPower: 11W - Noise level at 1.5Mtrs: 39dB\r\nWeight: 0.62kgs - Spigot Size: 98mm\r\nDimensions: 64 x 154 x 88mm\r\nApproval CE, VDE EN60335-2 EMC IP44 230v-50Hz Axial Fan\r\n\r\n