Ductmate 36 inch Hurricane Air Brace GRAIRBRACE36GA

No settling. Good for coastal and flood-prone areas or where snowfall, mud, or steep grades are a concern. No site preparation or leveling. Wall mount-style. Mounting fasteners not included. Because of the wide range of wall materials (brick, concrete, wood, etc.) the mounting is the responsibility of the installer. 36 inch Hurricane Air Brace