8x4 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) Big Spring Sale Need a matching supply register

Need a matching supply register for the same opening

For a cleaner finish

Low-traffic Floor Country of Origin Vietnam Special Features Slim 1-1/4" neck

"10x4" means a 10" × 4" duct opening — the hole in your wall

Instead of hiding an outdated grille behind furniture or paint

8x4 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening) Big Spring Sale Need a matching supply registerCHECK SIZE BEFORE PURCHASE: This 8x4 linear slot diffuser fits a 8" 4" duct opening (the hole in your wall, ceiling, or floor not your old cover face). See the full 8x4 sizing guide Fits a 8" 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 interiors and cleaner visual lines. Solid alloy aluminum rust