30" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w6h6 All year round solution -

All year round solution - Get the hot air out during the Summer Months

+ Product Details Size - 34"w X 10"h is the size for the duct opening measurement only

and with a built-in back 1/2" mesh they also protect you from annoying rodents like mice

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Tool-Free Access for Easy Filter Changes - Features a user-friendly plastic latch that opens effortlessly without a screwdriver

30" x 28" Cube Core Eggcrate Return Air Filter Grille for 1" Filter w6h6 All year round solution -+ Product Details Perfect Fit & Easy Sizing Designed for a 30" x 28" OR 28" x 30" duct opening (measured at the opening), with actual outer dimensions of 32. 5" W x 30. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 29. 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