If you go for a standard velux or similar there shouldn't be an issue if your roof primary is timber rafters, but you might need to specify a different rooflight collar/flashing detail. Get on the phone to a supplier of a system you're interested in.
If you go for a standard velux or similar there shouldn't be an issue if your roof primary is timber rafters, but you might need to specify a different rooflight collar/flashing detail. Get on the phone to a supplier of a system you're interested in.