20" X 26" Or 26" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 27.75] 7" Round Duct Pipe actual front end outer dimensions

actual front end outer dimensions are approximately 27 5/8" width X 16 5/8" height

Storage: If the pump is not in use for an extended period

Adjustable airflow control – Adjustable airflow control: The system allows users to customize the amount of air supply

+ Product Details Outer dimensions: 9

+ Product Details Size - 4"w X 18"h is the size for the duct opening measurement only

20" X 26" Or 26" X 20" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 21.75 X 27.75] 7" Round Duct Pipe actual front end outer dimensions+ Product Details Size 20"w X 26"h or 26" x 20" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21. 75" width X 27. 75" height. High Quality High grade steel construction meant for high foot traffic areas. Installation Location Floor. Design Easy drop in installation. Powder Coat Finish Smooth, shiny, scratch resistant, with no sharp edges. Looks like it was just waxed. Quality Packaging Carefully