Design Build DB400 Series Our Design Build Railing consists of all aluminum rails, designed for high-quality residential or commercial applications. The DB400 series is a superior punched and concealed welded aluminum railing system with a powder coated finish and has a range of profiles to help compliment balconies, patios, etc. With custom rail colors and infill options ranging from square or round balusters to glass, you can customize the railing to fit any build. Our railings are fully code compliant and made with recycled and recyclable materials. DB410 Aluminum Railing DB410 Aluminum Railingfor Design-Build DB420 Aluminum Railing DB420 Aluminum Railing for Design-Build DB430 Aluminum Railing DB430 Aluminum Railingfor Design-Build DB440 Aluminum Railing DB440* Aluminum Railingfor Design-Build DB450 Aluminum Railing DB450 Aluminum Railingfor Design-Build Talk to a Railing Expert!