R905.2.8.3

Section 905.2.8.3 is titled 'Sidewall flashing' and covers requirements for roof coverings. The details of installation of sidewall flashing on asphalt shingle roofs, dependent on the type of wall covering adjacent to the roof is established. The purpose of this section is to prevent water damage to the building.

The model shows a roof and wall section with the area requiring base flashing highlighted.