Simple circles overlap each other creating an even pattern of petals similar to a flower or butterfly. Inspired by a 4 set venn diagram, this grill panel, available in aged silver or black, encases a frosted glass LED. Powder coating over galvanized steel along with satin black finish / Wet-rated for an all year round experience / Uses a 18W LED (included with the product) / ETL certified based on CSA and UL requirement / A36-month warranty time period. Back Plate Height: 20.50 / Back Plate Width: 7.50 / Shade Included: Yes . . ,