Note: The product images may not accurately reflect if the grille comes with mounting holes or not. Please refer to the information below for further confirmation. Features: Utilize this grille as the perfect finishing touch to any vent Designed to be installed over a floor, wall or ceiling vent Constructed from steel for a durable product that will last for years Coordinates with the Grid Collection Covered under a limited Mounting screw holes included Specifications: Duct Size: 12" x 8" Outside Length: 14" Outside Width: 10" Installation Location: Floor, Wall Screw Mounting Holes Included: Yes Heat Approved: Yes Material: SteelProduct Variations: G1014-Sh (This Model): 12" x 8" Steel Grille with Mounting Holes G1014-SNH: 12" x 8" Steel Floor Grille without Mounting Holes