Roof Dry In

Drying in for better lack of a term is making a house impervious to the rain or short for dry inside.
Roof dry in. March 7 2020. In short drying in a structure means that the roof has been protected with at least a layer of felt a product like tyvek housewrap has been installed along with all the windows and doors. In australia they actually call this stage the lock up while the interior trim work is called a fix. For slopes lower than 4 the overlap is 18 inches half the width of the roll.
The roof sheathing is installed and a roof covering permanent or suitable reliable temporary roof waterproof. Because this roof is a lower slope than four in 12 they must overlap the courses significantly normal overlap of four inches.