32" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return grille + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 28" x 16" OR 16" x 28" duct opening (measured at the opening)

Ideal for Walls & Ceilings: Designed for seamless installation in standard 14" X 14" duct openings

Whether you're updating a single room or renovating an entire space

Actual Front End Outer Dimensions Are 18" Width X 5" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

32" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return grille + Product Details Perfect Fit+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 22" OR 22" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 24. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 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