The Elta 068‑0400-2DENPC silencer features a 400mm diameter and a 2D length, intended for direct mounting to axial fan flanges. It efficiently lowers noise levels and eliminates cross talk in ducted ventilation systems. Compatible with flexible and spiral ducting, this silencer is an effective solution for acoustic control in commercial and industrial settings. Select models are available for next day delivery, ensuring timely installation and maintenance.