26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille Insulated Line Set 875" width X 16" height

875" width X 16" height

Ideal for Walls & Ceilings: Designed for seamless installation in standard 24" X 8" duct openings

Design – This airflow control component are made to connect to HVAC diffuser and restrict airflow

+ Product Details Size - 25"w X 26"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 32 5/8" width X 8 5/8" height

26" x 28" or 28" x 26" Cube Core Eggcrate Return Air Grille Insulated Line Set 875" width X 16" height+ Product Details Size 26" x 28" or 28" x 26" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 27. 75" X 29. 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