12x4 Black Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) 12x2 Blends with standard wall and

Blends with standard wall and ceiling trim

and espresso finishes

Optional screws may be added for extra hold

and Matte Black to match your flooring

10x4 white aluminum linear slot diffuser

12x4 Black Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) 12x2 Blends with standard wall andCHECK SIZE BEFORE PURCHASE: This 12x4 linear slot diffuser fits a 12" 4" duct opening (the hole in your wall, ceiling, or floor not your old cover face). Neck size: 11 3 4" 3 3 4". Overall face size: 13 3 4" 5 3 4". See the full 12x4 sizing guide Fits a 12" 4" duct opening measure the hole, not your old cover face. Drop in surface mount replacement no drywall, flooring, or duct modification required. Modern minimalist slot design for contemporary