Pre-quickflash Peel n' stick sequence details

The above picture shows the steps in creating a waterproof and air leakage proof pipe penetration detail.

1. Start by cutting a U-shaped flat piece and place that over the weather resistive barrier.
2. Add a fingered piece of self adhered membrane from the pipe to the previous U-shaped piece.
   
3. Add an upside down U-shape over the fingered piece.
4. Install upper layer of weather resistive barrier over the self-adhered membrane and tape all seams.