The damped cease gates on these components reduce sound and vibration from entering the devices. The higher viscosity fluid Within the dampers absorbs the external shock and vibration. Rotary dampers are more tough than linear dampers as they are sealed completely. Stainless steel closure springs for assured closure below airflow and corrosion resistant https://heavy-duty-stainless-stee79901.bloggadores.com/35961066/the-2-minute-rule-for-heavy-duty-stainless-steel-damper-manufacturers