32" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Fixed Blades with Damper while the included installation screws

while the included installation screws make setup quick and hassle-free

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

actual front end outer dimensions are approximately 16 5/8" width X 34 5/8" height

actual front end outer dimensions are approximately 14 5/8" width X 14 5/8" height

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32" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Fixed Blades with Damper while the included installation screws+ Product Details Perfect Fit & Easy Sizing Designed for a 32" x 26" OR 26" x 32" duct opening (measured at the opening), with actual outer dimensions of 34. 5" W x 28. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 31. 75" x 25. 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