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ventilation
while the included installation screws make setup quick and hassle-free
+ Product Details Size - 24"w X 2"h is the size for the duct opening measurement only
actual front end outer dimensions are approximately 18 5/8" width X 24 5/8" height
Gymnasiums & Restaurants
36" x 26" Cube Core Eggcrate Return Air Filter Grille for 1" Filter Black ventilation+ Product Details Perfect Fit & Easy Sizing Designed for a 36" x 26" OR 26" x 36" duct opening (measured at the opening), with actual outer dimensions of 38. 5" W x 28. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 35. 75" x 25. 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