NV B General Building Practice Questions - Nevada B General Building Contractor Examination Exam

When installing a flanged window in a weather-resistive-barrier wall, which flashing sequence is correct?

Head flashing first, then hang the window, then sill flashing last over the head Tape the head flange only and leave the sill open to the cavity Install the WRB continuously over the entire window after the unit is set so the flanges are buried Sill (pan) flashing first, then set the window, lap jamb flashing over the sill and under the head, and lap head flashing over the jambs and over the WRB above

Correct Answer:

Sill (pan) flashing first, then set the window, lap jamb flashing over the sill and under the head, and lap head flashing over the jambs and over the WRB above

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