34" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Return this guard ensures long-lasting protection

this guard ensures long-lasting protection and security

actual front end outer dimensions are approximately 16 5/8" width X 26 5/8" height -

6" width X 13

Universal size

actual front end outer dimensions are approximately 32 5/8" width X 36 5/8" height

34" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Return this guard ensures long-lasting protection+ Product Details Perfect Fit & Easy Sizing Designed for a 34" x 34" duct opening (measured at the opening), with actual outer dimensions of 36. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 33. 75" x 33. 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 Made from