Can you hear me OK? gleam assurans tablet rubbish farming The roof will be supported by eight steel columns erected around Ashe. It will be made of a flexible, translucent Teflon fabric (PTFE) stretched over a steel frame. It’s a handsome thing, at least in the architectural renderings. The overlapping panels look like sails borrowed and adapted from an enormous sailboat, or like the Sydney Opera House plopped down on its side on top of Ashe.