Roof Windows..

Velux Sun Tunnel
Ideal for allowing natural daylight into windowless bathrooms and corridors. Available with flexible tunnel to suit either tiles or slates.
Velux Roof Windows
Velux Roof Windows in various sizes and finishes. Can be installed in a roof as low as 15 degrees. Conservation windows also available. 
Velux Flat Roof Windows
Innovative Velux solution for bringing large amounts of daylight through a flat roof. Excellent sound insulation from rain and wind. Flat roof sun tunnels are ideal for bringing natural light into areas of the house where it is not appropriate to install a flat roof window.