Photo 1 of Aluminum 1-Way Vent Cover: Adjustable Curved Blade Air Supply HVAC Diffuser - 8x8-Plastic Seal for Tight Fit, Quiet Air Flow, Multi-Shutter Damper

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Photo 1 of Aluminum 1-Way Vent Cover: Adjustable Curved Blade Air Supply HVAC Diffuser - 8x8-Plastic Seal for Tight Fit, Quiet Air Flow, Multi-Shutter Damper