22" x 36" or 36" x 22" Cube Core Eggcrate Return Air Grille Compatible With Duct 8in at predicted low air motion AD-S-230-10x10 Actual Filter Size 25 Width_8in

at predicted low air motion 35 fpm in the zone of occupancy

This versatile solution enhances air supply and adds a touch of class to your space

actual front end outer dimensions are approximately 34 5/8" width X 14 5/8" height

+ Product Details Size – 30" x 34" or 34" x 30" is the size for the duct opening measurement only

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22" x 36" or 36" x 22" Cube Core Eggcrate Return Air Grille Compatible With Duct 8in at predicted low air motion AD S 230 10x10 Actual Filter Size 25 Width_8in at predicted low air motion 35 fpm in the zone of occupancy This versatile solution enhances air supply and adds a touch of class to your space