The profile of specific components, their configuration or sequencing, can vary with the roof system, climatic differences, and regional or area practices. Dimensions as shown are recommended minimums and are intended to be approximate to allow for reasonable tolerances due to field conditions.
Fasteners to attach edge flashing may be nails or screws, as may be recommended by the single-ply roofing membrane manufacturer. Consult specific membrane manufacturer for additional information. Four-inch minimum horizontal flanges are recommended.