Designed Returns for custom acoustical ceiling panels, provide visual impressions of depth and thickness while architecturally concealing lighting elements and suspension. Decoustics Design returns can be a great way to finish a ceiling design. Variety of custom design return options are available including: built-up panel edge, knife-edge and continuous extruded aluminum return. Decoustics specializes in finding the right custom solution to achieve your design intent. It is an integral part of the acoustic ceiling panel. It can be shaped and custom curved to match the panel.