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+ Product Details Size – 24"w X 34"h is the size for the duct opening measurement only
+ Product Details Size - 34"w X 20"h is the size for the duct opening measurement only
+ Product Details Perfect Fit & Easy Sizing - Designed for a 8" x 10" or 10" x 8" duct opening (measured at the opening)
Say goodbye to pest-related worries as the built-in back 1/2" mesh acts as a barrier against unwanted rodents like mice
R value rating of insulation - r3
16" x 18" or 18" x 16" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Insulated Line + Product Details Size –+ Product Details Perfect Fit & Easy Sizing Designed for a 16" x 18" OR 18" X 16" duct opening (measured at the opening), with actual outer dimensions of 18. 5" W x 20. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 15. 75" x 17. 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
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US$ 99.95
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