This replacement Skylight dome by Icon Technologues fits Fleetwood RVs, and others with a neo angled skylight hole.• Dome Dimension: 28 1/2" x 21 1/2" x 15" x 22" x 5" • Flange Dimension: 32 1/2" x 25 1/2" Replace your worn out or damaged skylight with a durable impact resistant ICON skylight Finish off your skylight replacement with ICON Skylight Sealant & Skylight Screws | Icon Technologies Skylight, NSL29BW, White