About this item【Quiet Extractor Fan Bathroom】our 6 inch bathroom extractor fan runs much quieter than the others and does not disturb you. Ideal for greenhouses, windowless bathrooms, bathrooms, sheds, kitchens, basements, hobby rooms, toilets, workshops, living rooms, attics, showers, restaurants, pet rooms, garages, smoking rooms, offices, exhaust rooms and damp rooms. Designed for small spaces, lighter and thinner, closer to your needs and life.【Easy to install-Bathroom Fan Extractor】 Note: blue is the zero conductor, black/grey/red is the live conductor, yellow/green is the earth conductor (can be connected or not). Diameter of backflow pipe is 150mm (6") and size of panel is 150x150mm. Easy installation with standard tools. 6" window e.