The attic first your installer will go into the attic to check rafter locations take measurements and mark off where the ceiling and roof holes will go.
Velux sun tube installation instructions.
The velux sun tunnel bypasses all obstacles using an adaptable reflecting tube to direct daylight into every corner of your home.
Velux has a range of accessories that can be of great help if you have a roof window that is hard to reach or if you simply want to give your velux roof window a touch up.
From start to finish it only takes about 90 minutes to install a velux sun tunnel skylight.