Flashing of Wall Penetrations in Existing Homes Description Guide describing how to install flashing that is integrated with air and water control layers around piping, vents, and other wall penetrations as part of an exterior wall retrofit.
Image Plan view of electric box installation in exterior wall showing flashing and air sealing details Publication Date Mon, 07/01/2013 - 12:00
Image Section view of electric box installation in exterior wall showing flashing and air sealing details Publication Date Mon, 07/01/2013 - 12:00
