What is the recommended method of securing the 14 in. x 24 in. Rectangular White Galvanized Steel Built-in Screen Gable Louver Vent into a stucco exterior wall?

Here is some guidance for installing the rectangular gable louver.

It really depends on the thickness of the stucco. We recommend applying screws and sealant to seal the edges. Please keep in mind it will not have that clean finished look.