6" x 32" or 32" x 6" Cube Core Eggcrate Return Air Grille 18" Diameter ensuring they don't overlap

ensuring they don't overlap

ensuring consistent temperature control

guaranteeing efficient ventilation throughout your space

Looks like it was just waxed

+ Product Details Size – 16"w X 20"h is the size for the duct opening measurement only

6" x 32" or 32" x 6" Cube Core Eggcrate Return Air Grille 18" Diameter ensuring they don't overlap+ Product Details Size 6" x 32" or 32" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 8. 5" X 34. 5". 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