20" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Diameter Smooth powder-coated white finish for

Smooth powder-coated white finish for a sleek look and scratch resistance

+ Product Details Size - 34"w X 12"h is the size for the duct opening measurement only

actual front end outer dimensions are approximately 26 5/8" width X 38 5/8" height

+ Product Details Size – 32"w X 24"h is the size for the duct opening measurement only

this grille offers a seamless blend of functionality and aesthetics

20" x 36" Cube Core Eggcrate Return Air Filter Grille for 1" Filter 6" Diameter Smooth powder-coated white finish for+ Product Details Perfect Fit & Easy Sizing Designed for a 20" x 36" OR 36" x 20" duct opening (measured at the opening), with actual outer dimensions of 22. 5" W x 38. 5" H. Please check the measuring guide to ensure a proper fit. Filter Size 19. 75" x 35. 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