The Elta 068‑0315-1DENP is a 1D long silencer with a 315mm diameter, designed for direct mounting to the flange of axial fans. This silencer is engineered to effectively reduce noise and eliminate cross talk in ducted ventilation systems. With its robust construction and spigot connection, it is suitable for integration with flexible or spiral ducting, making it an ideal solution for enhancing acoustic performance in commercial and industrial fan installations.