SilentUP® is a patented retractable noise barrier for construction works and outdoor music events. SilentUP® can be easily installed and mobilized by people without using any machines. No concrete foundation is required and the installation process is quiet enough to be conducted even at night time. The panels are installed upwards from ground level and connected by magnetic gap sealing. SilentUP® retractable noise barrier can been implemented up to 5m high in major construction site.