Locate the wall studs beneath the boxing which is the plywood exterior of the garage with a stud.
How to install vinyl siding around doors.
Gap at all ends.
Follow the siding manufacturer s specifications for installing any additional flashing in conjunction with the vinyl siding below the door.
Vinyl siding installation is designed to hang loosely on the sheathing so that it can expand and contract with temperature changes.
The siding slides behind vinyl siding trim pieces that hide the gap and the cut end.
Measure the space between the corner mold and the j mold on one end of the garage wall.
To prevent the relatively thin panels from buckling observe these fitting and nailing rules.