10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille 12in diameter actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG-A-1212

actual front end outer dimensions are approximately 26 5/8" width X 28 5/8" height

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

Ring Base Design – Allows for easy installation without removing the thermostat

actual front end outer dimensions are approximately 38 5/8" width X 34 5/8" height

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10" x 12" or 12" x 10" Cube Core Eggcrate Return Air Grille 12in diameter actual front end outer dimensions Compatible With Duct 7in Applications This sheet metal DDAG A 1212 actual front end outer dimensions are approximately 26 5 8" width X 28 5 8" height Design – This airflow control component are made to connect to a drop ceiling lay in diffuser grille