Wholesale 12x6 White Premium Aluminum Linear Slot Diffuser – Modern Design (Duct Opening)

⚠️ CHECK SIZE BEFORE PURCHASE: This 12x6 linear slot diffuser fits a 12" × 6" duct opening (the hole in your wall, ceiling, or floor — not your old cover face). See the full 12x6 sizing guide → * Fits a 12" × 6" 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-resistant, durable, and zero plastic parts. * Wall, ceiling, or low-traffic floor compatible — one diffuser, multiple install scenarios. * Multi-directional adjustable airflow — direct air left, right, both ways, or fully closed. * TÜV Rheinland tested — lead-free coating, phthalate-free materials, Prop 65 compliant, and corrosion-resistant finish. Designed for modern interiors, engineered for comfort Replace your dated 12" × 6" louvered grille with a modern aluminum linear slot diffuser designed for clean architectural lines. This white surface-mount diffuser installs on walls, ceilings, and low-traffic floors, giving existing duct openings a cleaner, more intentional finish. White finish pairs naturally with white trim, light ceilings, painted walls, Scandinavian interiors, and light wood floors. Designed to upgrade, not to remodel For homeowners who want a modern look without contractor work, this diffuser is a practical replacement path. It covers the duct opening with a clean slot profile and installs with basic tools. Inside: heavy-gauge aluminum, a multi-directional adjustable blade system, and a powder-coated finish made for everyday residential use. Outside: a clean slot profile that looks more refined than a bulky stamped grille. Sizing Guide — Will a 12x6 fit your space? IMPORTANT: Measure the hole in your wall, ceiling, or floor — do not measure your old vent cover. This 12x6 aluminum vent cover is designed to fit a standard 12" × 6" duct opening (also listed as a 6x12 wall register or 6 x 12 vent cover). * Duct opening size: 12" × 6" (this is what you measure) * Neck size: 11-3/4" × 5-3/4" * Overall face size: 13-3/4" × 7-3/4" * Design note: Like all linear slot diffusers, this model has a narrower face panel than many traditional louvered grilles to achieve a cleaner, minimal aesthetic. It may not fully conceal the unpainted area left by an old AC vent cover — a light paint touch-up may be needed for a perfectly finished look.