The DBX1000M Metal Dryer Outlet Vent Box with snap-on trim ring. The DBX1000M dryer outlet box enclosures are powder-coated white, 22 gauge steel, and come in two sizes 4″ (For a 2×4 wall) or a 6″ size. (For a 2×6 wall) This dryer vent enclosure can also be used for down venting, just simply turn the box upside down. The DBX1000M also comes with a snap-on trim ring.
