10" x 32" or 32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 12.5" X 34.5"] w12h12 actual front end outer dimensions

actual front end outer dimensions are approximately 52 5/8" width X 22 5/8" height -

Whilst the maximum pressure for R410 is 700 PSI

Actual Filter Size – 15 3/4"w x 19 3/4" x 1"

Actual Filter Size – 24 3/4"w x 24 3/4" x 1"

actual front end outer dimensions are approximately 14 5/8" width X 10 5/8" height

10" x 32" or 32" x 10" Cube Core Eggcrate Return Air Filter Grille for 1" Filter - Aluminum - White [Outer Dimensions: 12.5" X 34.5"] w12h12 actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 10" x 32" or 32" x 10" duct opening (measured at the opening), with actual outer dimensions of 12. 5" W x 34. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 9. 75" x 31. 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