30" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter ceiling undisturbed airflow

undisturbed airflow

Solid Base Construction – Features a solid base for stable installation and reliable protection

These are airflow control components made to connect to supply grilles of the drop ceiling

75" width X 19

Installation of the vents will eliminate the need to raise the door ensuring security and constant air flow and reduced heat transfer into attics and adjacent house walls

30" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter ceiling undisturbed airflow+ Product Details Perfect Fit & Easy Sizing Designed for a 30" x 26" OR 26" x 30" duct opening (measured at the opening), with actual outer dimensions of 32. 5" W x 28. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 29. 75" x 27. 75" x 1" Premium Airflow Efficiency High performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan. Durable, Rust Free Aluminum