8" X 18" Or 18" X 8" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 9.75 X 19.75] 4in diameter Extra Strong Frame - Our

Extra Strong Frame - Our Frames Are The Strongest On The Market

Polished Pre-Finish Gloss Varnish Ready To Install - Can Also Be Sanded And Re-finished According To Application Needs

woodworking

Filter Size - 21

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

8" X 18" Or 18" X 8" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 9.75 X 19.75] 4in diameter Extra Strong Frame - Our+ Product Details Size 8"w X 18"h or 18" x 8" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9. 75" width X 19. 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