This Fixed Pan-Flashed skylight is designed for roofs with asphalt shingles and pitches 14 to 60 degrees. The welded and painted pan works with installer supplied roof sealant to seal to the roof deck and shingles. This SketchUp model is a Dynamic Component! For best resutls import this directly into your model rather than open, copy/paste. Click on the component options button or right click on the skylight and go to Dynamic Components > Component Options to see more information on the product and select from a number of available size and accessory choices. To learn more about this product and for ordering information please click the logo above to visit the Velux website.