6" X 12" Mobile Home RV Floor Register Vent Grille with Back Dampers - Fixed Blades - 2 way Deflection - White 6" Diameter + Product Details Perfect Fit

+ Product Details Perfect Fit & Easy Sizing - Designed for a 18" x 36" OR 36" x 18" duct opening (measured at the opening)

Design – This airflow control component are made to connect to a drop ceiling lay-in diffuser grille

actual front end outer dimensions are 7

Actual Filter Size – 7 3/4"w x 29 3/4" x 1"

+ Product Details Size - 16"w X 16"h is the size for the duct opening measurement only

6" X 12" Mobile Home RV Floor Register Vent Grille with Back Dampers - Fixed Blades - 2 way Deflection - White 6" Diameter + Product Details Perfect Fit+ Product Details Size 6"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7. 5" X 13. 5" wider. Installation Location Floor. Design Rigid gauge built for durability and long life in mind, but still light and handy. Powder Coat Finish Smooth, shiny, scratch resistant, beautiful. Looks like it was just waxed. Quality Packaging Carefully shrink wrapped with cardboard backing to prevent damage