Stylish 4” (100mm) axial extractor fan with base plate and fan assembly. An quiet and efficient fan, providing excellent low energy and low noise performance. Ideal for modern bathrooms and toilets. Easy to install and suitable for wall mounting. This model is for operation with the room light switch. When the light is switched on the fan comes on, when the light is switched off the fan continues to run for a pre-set time. Requires permanent live, switched live and neutral (3 wires excluding earth) at the fan position in order to operate correctly. Please note that the timer function cannot be used unless you have these three wires to connect. A quiet and efficient fan, providing excellent low energy and noise performance. Ideal for modern bathrooms and toilets. This model is for operation...