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![Photo 1 of 12" x 28" or 28" x 12" Cube Core Eggcrate Return Air Grille - Aluminum Rust Proof - HVAC Vent Duct Cover - White [Outer Dimensions: 13.75 x 29.75] 12 x 28 Return Grille](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1028401841%2F10dfPUqhIi5K_Li0TR6Cu.jpeg?alt=media&token=e13f775c-12d2-4c9f-8479-d23068336149)
![Photo 1 of 12" x 28" or 28" x 12" Cube Core Eggcrate Return Air Grille - Aluminum Rust Proof - HVAC Vent Duct Cover - White [Outer Dimensions: 13.75 x 29.75] 12 x 28 Return Grille](https://m.media-amazon.com/images/I/81-c+IbnILL.jpg)
![Photo 3 of 12" x 28" or 28" x 12" Cube Core Eggcrate Return Air Grille - Aluminum Rust Proof - HVAC Vent Duct Cover - White [Outer Dimensions: 13.75 x 29.75] 12 x 28 Return Grille](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1028401841%2FqCB61qP5J7vvAneRqzgf_.jpeg?alt=media&token=b2f90274-5156-437c-b167-e4271fd0eeab)