Aluminum 1-Way Vent Cover: Adjustable Curved Blade Air Supply Diffuser - 6x8-Plastic Seal for Tight Fit, Quiet Flow, Multi-Shutter Damper-[Front Grille Size:7.6x9.6"][Duct Hole Size:6"x8"]

MEASURE DUCT HOLE FIRST: Ensure a great fit with our 6x8 duct opening, our 6x8 vent cover, designed to fit ceiling openings and walls. The visible face measures 7.6x9.6 for a smooth, professional finish after installation. QUIET AIRFLOW CONTROL: Multi-shutter damper with adjustable curved blades lets you direct 1-way air flow precisely, reducing noise for residential and commercial HVAC systems. DURABLE ALUMINUM CONSTRUCTION: Lightweight yet sturdy aluminum build resists corrosion and warping, ideal for long-term use in walls or ceilings without degrading over time. TIGHT SEAL PLASTIC GASKET: Integrated plastic seal closes gaps between vent and surface, preventing air leaks and improving HVAC efficiency for lower energy bills. EASY CONTRACTOR INSTALL: Tool-friendly design fits standard 6x8 duct openings, perfect for HVAC technicians and DIY homeowners needing a fast, professional-grade replacement.