20"W X 30"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 21.875"W X 31.875"H] mobile home rv Actual Filter Size – 19 Height_16in RG1612AL Product Details Size 14

Actual Filter Size – 19 3/4"w x 11 3/4" x 1"

Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment

The vent also has a bug screen to eliminate pest intrusion

and wildlife

+ Product Details Perfect Fit & Easy Sizing - Designed for a 26" x 22" OR 22" x 26" duct opening (measured at the opening)

20"W X 30"H [Duct Opening] ALUMINUM RETURN GRILLE Easy Air Flow Linear Bar Grilles [Outer Dimensions: 21.875"W X 31.875"H] mobile home rv Actual Filter Size – 19 Height_16in RG1612AL Product Details Size 14 Actual Filter Size – 19 3 4"w x 11 3 4" x 1" Carefully Shrink Wrapped – With cardboard backing to prevent damage in shipment