36" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return filter High Quality Aluminum – The

High Quality Aluminum – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant

Every part is hand inspected for quality before it is packaged

Actual Filter Size – 29 3/4"w x 15 3/4" x 1"

actual front end outer dimensions are approximately 36 5/8" width X 10 5/8" height

actual front end outer dimensions are approximately 30 5/8" width X 26 5/8" height

36" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter return filter High Quality Aluminum – The+ Product Details Perfect Fit & Easy Sizing Designed for a 36" x 14" OR 14" x 36" duct opening (measured at the opening), with actual outer dimensions of 38. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 35. 75" x 13. 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