Roof Drains: Premium Century Copper direct connect drain with 18" flange (standard), ABS clamping ring (standard) and polyethylene strainer (standard). Available is sizes of 2", 3", 4", 5" and 6" (available in non-standard sizes). Custom fabrication available. Listing Back To Top Design Visualizer Previous Next Design Visualizer CADdetails™ You need to be logged in to view & download files. Login/Register New to CADdetails? Register to enjoy full access to unlimited 3D models, CAD drawings and specifications. It's free! Downloads Architectural Product Information About Specs Media CAD Toolbar CADdetails™ Download All Manage & Share Website Share Add to Project Favorite User Feedback