4" X 20" Or 20" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 21.75] 3-Way or 4-Way + Product Details Size –

+ Product Details Size – 8" round duct sheet metal elbow - 30 gauge galvanized - crimped end connection - adjustable from 5° - 90°

SHARP SNIPS - Head

+ Product Details Size – The size of a galvanized sheet metal stack boot is 12" X 3

allow you to customize airflow direction with ease

Actual Filter Size – 33 3/4"w x 15 3/4" x 1"

4" X 20" Or 20" X 4" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 5.75 X 21.75] 3-Way or 4-Way + Product Details Size –+ Product Details Size 4"w X 20"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 5. 75" width X 21. 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 shrink wrapped