4" X 24" or 24" x 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 25.75] sidewall + Why Hvac Premium Our

+ Why Hvac Premium Our MERV 8 pleated filter is 30 times more efficient at capturing small particles than ordinary fiberglass filters

Actual Filter Size – 27 3/4"w x 9 3/4" x 1"

This 22" X 6" end cap is constructed with 26-gauge galvanized steel

+ Product Description Introducing our revolutionary Anisotropic Magnetic Vent Covers

4" X 24" or 24" x 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 25.75] sidewall + Why Hvac Premium Our+ Product Details Size 4"w X 24"h or 24" x 4" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 25. 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