6" x 26" or 26" x 6" Cube Core Eggcrate Return Air Grille White 8" Circular Round Aluminum HVAC

8" Circular Round Aluminum HVAC Supply Grille Air Diffuser - With Butterfly Damper - Vent Duct Cover

Universal Fit – With dimensions of 4-1/8" wide x 7-1/16" high x 2-1/8"

actual front end outer dimensions are approximately 30 5/8" width X 16 5/8" height -

Example: If your hole is 20" wide by 14" tall

+ Product Details Size – 8" x 24" or 24" x 8" is the size for the duct opening measurement only

6" x 26" or 26" x 6" Cube Core Eggcrate Return Air Grille White 8" Circular Round Aluminum HVAC+ Product Details Size 6" x 26" or 26" x 6" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 75" X 27. 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