US$ 24.00
Simplified Installation: Our Butterfly Damper ensures easy setup
actual front end outer dimensions are approximately 20 5/8" width X 36 5/8" height
and the included installation screws make setup simple and efficient
actual front end outer dimensions are approximately 36 5/8" width X 14 5/8" height
30" x 34" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 10in diameter Simplified Installation: Our Butterfly Damper+ Product Details Perfect Fit & Easy Sizing Designed for a 30" x 34" OR 34" x 30" duct opening (measured at the opening), with actual outer dimensions of 32. 5" W x 36. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 29. 75" x 33. 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