CAD Drawings CAD Drawings are provided as reference-only representations of the product. For latest dimensions always consult the current submittal sheet. Available CAD Drawings Variation Description Rood Drain: Large Sump, Promenade Top with Perforated Stainless Steel Extension -IRMA-SC SS Perf Ext. with Laminated Solid Cover -IRMA-6 Promenade Drain, Large Sump, SS Perforated Extension,Extra-Wide Flange