10 x 10 (in) HVAC Vent Cover - 4 WAY SUPPLY GRILLE - DUCT COVER & DIFFUSER - LOW NOISE - For Ceiling - With Opposing Damper Blades Outer Dimensions: 13 Width, 13 Height

Ceiling Grille,Easy Unrestricted Air Flow For Youre HVAC System,Carefully shrink wrapped with cardboard backing to prevent damage in shipment,Smooth Surface Edges - Run Your Fingers Across The Surface To Feel The Smoothness,No Sharp Surface Edges Easy Unrestricted Air Flow For Youre HVAC System|Smooth Surface Edges - Run Your Fingers Across The Surface To Feel The Smoothness|No Sharp Surface Edges