Yeah, Tap Plastics. They have this Polycarbonate Abrasion-Resistant (https://www.tapplastics.com/product/plastics/cut_to_size_plastic/polycarbonate_sheets_ar/517), which doesn't mention any UV protection in the product description.nice, sourced from tap plastics? i want to do one but w/o uv layer for frag tank. is non uv polycarbonate available or its not a big deal?