16" x 28" or 28" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w24h24 + Product Spec Sheet Aluminum

+ Product Spec Sheet Aluminum Return Grille Spec Sheet

+ Product Details Size – 6" x 14" or 14" x 6" is the size for the duct opening measurement only

Actual Filter Size – 19 3/4"w x 9 3/4" x 1"

+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 32" OR 32" x 20" duct opening (measured at the opening)

Polished Pre-Finish Gloss Varnish Ready To Install - Can Also Be Sanded And Re-finished According To Application Needs

16" x 28" or 28" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w24h24 + Product Spec Sheet Aluminum+ Product Details Perfect Fit & Easy Sizing Designed for a 16" x 28" OR 28" X 16" duct opening (measured at the opening), with actual outer dimensions of 18. 5" W x 30. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 15. 75" x 27. 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