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![Photo 1 of 20" x 26" Return Air Grille - Sidewall and Ceiling - HVAC Vent Duct Cover Diffuser - [White] [Outer Dimensions: 21.75w X 27.75" h]](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1004924091%2F9w79tFHRzbPlYX3QjR9Qx.jpg?alt=media&token=ebfaf62e-d051-4aee-bac3-b7884642063f)
![Photo 2 of 20" x 26" Return Air Grille - Sidewall and Ceiling - HVAC Vent Duct Cover Diffuser - [White] [Outer Dimensions: 21.75w X 27.75" h]](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1004924091%2FSTlW8UtZu2hicG287UWYO.jpg?alt=media&token=7c2b6b39-4fb7-46d1-ab4c-28268958b56a)