14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w8h8 Design – Individually adjusting curved

Design – Individually adjusting curved blades for better air flow control

This versatile diffuser is available in 1-way

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+ Product Details Size – 22"w X 6"h is the size for the duct opening measurement only

Actual Filter Size – 31 3/4"w x 11 3/4" x 1"

14" x 22" or 22" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w8h8 Design – Individually adjusting curved+ Product Details Perfect Fit & Easy Sizing Designed for a 14" x 22" OR 22" X 14" duct opening (measured at the opening), with actual outer dimensions of 16. 5" W x 24. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 13. 75" x 21. 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