Metal isle in steel or aluminium for radiant ceiling systems, customizable in dimensions, colors and materials according to the application needs. Versions with visible, lowered or hidden structure are possible, and the panel can be smooth or perforated according to the customer’s preference. The aluminium diffusers allow high thermal performance and to quickly reach heating capacity. The insulating layer can be chosen based on the thermal and acoustic requirements. The internal circuits are made of polyethylene.