20" x 16" RETURN FILTER GRILLE - Easy Air FLow - Flat Stamped Face Product Details Part Number: MFRFG2016W Item Weight: 7 pounds Product Dimensions: 23.2 x 19.7 x 2.1 inches Color: White Shipping Weight: 7 pounds Date First Available: November 8, 2011 Easy Front Access to replace Filter Easy Clean Healthy Air Flow Carefully shrink wrapped with cardboard backing to prevent damage in shipment Screws Included No Sharp Surface Edges 20w" x 16h" opening (vent hole) dimension - actual size is approx 2" wider. You may think of grilles and registers as a generic component of theventilation system in your house. But they are also the most visible representation of you air system. These grilles and registers give you an extra measure of quality that you canpoint out to your family members and house guests. Some of our best features aren't readily apparent, but you'll appreciate thebenefits over a long period of time. This grille has a high standard of design, production and finish on allproducts. Every part is hand inspected for quality before it is packaged, no exceptions. No Sharp Surface Edges. Just run your finger along the edge of the top plate and you'll find a smooth finished surface. Heavy Gauge Steel. Heavier gauge than needed, built for durability and long life in mind, but still very thin. Filter not included