The ICON Skylight Inner Dome is designed to fit a 32-5/8" x 17-7/8" skylight opening.• Finishes the look of your skylight with a 1-1/2" white flange• Clear inner dome• Easy installation• Fits various 1997 Winnebago brands including Adventurer, Suncruiser• Opening Dimension: 32-5/8" x 17-7/8"• Outer Dimension: 35-1/2" x 20-5/8" Clear inner dome Fits various 1997 Winnebago brands including Adventurer, Suncruiser | Icon Technologies ICON Skylight Inner Dome SL3521 in White