Recessed frame in the plasterboard or on the wall surface for housing LED strips for indirect lighting and diffused LED lightMaterial: XPS (extruded polystyrene)Coating: white chalk effect (resin based on white marble powder)It is smoothed and painted together with the plasterboard with any interior paint.LED strips not includedModel: EL302. For all other models, download the catalog or visit the website at the link below.EL302 - linear frame for bi-directional diffused light for wall or ceilingLength: 1150 mmMaximum compartment width for the LED strip: 17 mm