30" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way Actual Front End Outer Dimensions

Actual Front End Outer Dimensions Are 12" Width X 4" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

Actual Front End Outer Dimensions Are 16" Width X 4" Height - SEE IN DESCRIPTION HOW TO MEASURE A GRILLE

Actual Filter Size – 11 3/4"w x 9 3/4" x 1"

+ Product Details Size – 8"w X 4"h is the size for the duct opening measurement only

also referred to as T-Bar or Lay-in system

30" x 22" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 2-Way Actual Front End Outer Dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 30" x 22" OR 22" x 30" duct opening (measured at the opening), with actual outer dimensions of 32. 5" W x 24. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 29. 75" x 21. 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