A Curb Mounted Skylight is designed to mount on top of an existing flashed roof curb. Consider the skylight curb to be like a shoebox and the Curb Mounted Skylight is the shoebox lid. When ordering a Curb Mount Skylight, the measurements that we need are the outside curb dimension. View the Curb Mount Worksheet.
A Self-Flashing Skylight is a skylight that comes with a built-in roof curb. The curb is a 4” tall aluminum extrusion that is integrated with the skylight frame. When ordering a self-flashing skylight, the measurements that we need are the inside curb dimension. View the Self-Flashing Skylight Worksheet.