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![Photo 1 of 4"W x 30"H [Duct Opening Measurements] Steel Return Air Grille | Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 5.75"W X 31.75"H for 4x30 Duct Opening](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1009708417%2F8ZoNbUP6ZX9oCfKRTvxww.jpg?alt=media&token=2f75fbc4-0024-4a73-a964-56d1e8493c12)
![Photo 1 of 4"W x 30"H [Duct Opening Measurements] Steel Return Air Grille | Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 5.75"W X 31.75"H for 4x30 Duct Opening](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1009708417%2FbetZZxJVMCqJJFqcDB-ZR.jpg?alt=media&token=f0d465d6-ff01-477c-8f0e-04c9e5b6ff8b)
![Photo 2 of 4"W x 30"H [Duct Opening Measurements] Steel Return Air Grille | Vent Cover Grill for Sidewall and Ceiling, White | Outer Dimensions: 5.75"W X 31.75"H for 4x30 Duct Opening](https://firebasestorage.googleapis.com/v0/b/nellishr-cbba0.appspot.com/o/processing-photos%2F1009708417%2FtwQrl7F3nCt_Y-3Dn2Lmd.jpg?alt=media&token=f65a5c3c-5958-43d9-8f1c-f9bff5eeb090)