This model installs for restaurant sneeze guard which is made safe from COVID-19 pandemic. It has good features with end panels, LED lighting, flange canopy covers, adjustable face panels. Used best clear tempered glass with polished edges and square corners or radiused corners. EP21 is a similar to the EP11, but with a mild slant away from the customer. If you are thinking of implementing a safety measure at a restaurant, cafe, ticket counter or other public places, install a counter sneeze guard now. Features of this model is Tubing - 1", Flange size - 2", Height - 17-1/4", Finishes - Brushed stainless steel and coated black, Glass - 1/4" clear tempered with either square polished corners or 3/4" radiused corners.