Roof Drains: Proliner Made of 20 oz. copper flange and malleable alloy outlet, the Proliner Drain is the only drain in the industry that provides multiple seals for water back-up prevention. Available is sizes of 2", 3", 4", 5" and 6". 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 Product Info About Media CAD PDF DWF DWG Printable CAD VWX DXF Specs Specs Download All Add to Project+ Favorite User Feedback Company Resources Back to top Brochures Aluminator Product Brochu… Direct Connect Product Br… Retrofit Drains Product B… Roofing Accessories and E… Strainers and Drains Prod… Vents and Breathers Produ… Aluminator Installation G… Enpoco Pak Roof Drain Ins… Extended Aluminator Insta… Proliner Installation Gui…