Posted 2/13/2018 08:37 (#6574684 - in reply to #6574029) Subject: RE: Skylights in house roof?
NW Ohio,near Findlay
Not a expert on this, but have worked for a firm that built hundreds of condos in Ohio. Maybe the ones they installed we the " construction grade type", but all of them have been replaced with the tunnel type ones. It was a constant and expensive battle to keep up replacing them.