US$ 10.00
actual front end outer dimensions are approximately 16 5/8" width X 30 5/8" height
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+ Product Details Size - 8"w X 22"h is the size for the duct opening measurement only
+ Product Details Size – 14"w X 8"h is the size for the duct opening measurement only
18" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Return Grille actual front end outer dimensions+ Product Details Perfect Fit & Easy Sizing Designed for a 18" x 16" OR 16" X 18" duct opening (measured at the opening), with actual outer dimensions of 20. 5" W x 18. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 17. 75" x 15. 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
US$ 10.00
US$ 10.00
US$ 71.00
US$ 55.00
US$ 53.50
US$ 90.00
US$ 62.50