Flashing of Penetrations in Existing Roofs Description Guide describing how to provide a continuous water control layer across the roof assembly by sealing all penetrations for pipes, vents, etc. in existing roofs.
Flashing of Roof-Wall Intersections in Existing Homes Description Guide describing how to install and properly integrate flashing at the intersection of the wall and roof on an existing home.
Taped Insulating Sheathing Drainage Planes Description Guide describing techniques for installing insulating sheathing as a continuous drainage plane on walls.