34" x 36" or 36" x 34" Cube Core Eggcrate Return Air Grille Curved Blade Steel this model allows for mounting

this model allows for mounting without removing the thermostat

Its sleek contours bring a touch of modern sophistication to any room

+ Product Details Size – 20"w X 30"h is the size for the duct opening measurement only

Install it with ease on your ceilings to transform your space

High diffusion induction rates result in rapid temperature and velocity equalization of the mixed air mass well above the zone of occupancy

34" x 36" or 36" x 34" Cube Core Eggcrate Return Air Grille Curved Blade Steel this model allows for mounting+ Product Details Size 34" x 36" or 36" x 34" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 35. 75" X 37. 75". High Quality High quality, rust free aluminum construction with smooth finished edges and counter sunk screw holes (screws included); no sharp edges.. Installation Location sidewall and ceiling. Design Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing