Description
[Outer Dimensions: 32
875" width X 15
+ Product Details Size - 26"w X 6"h is the size for the duct opening measurement only
Insulation – A thick blanket of fiberglass insulation provides you with an R-Value of 8
+ Product Details Perfect Fit & Easy Sizing - Designed for a 20" x 16" OR 16" x 20" duct opening (measured at the opening)
26" x 14" Cube Core Eggcrate Return Air Filter Grille for 1" Filter white [Outer Dimensions: 32+ Product Details Perfect Fit & Easy Sizing Designed for a 26" x 14" OR 14" x 26" duct opening (measured at the opening), with actual outer dimensions of 28. 5" W x 16. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 25. 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