Low-frequency R=15~25dB(A) Applicable to the noise elimination of low-pressure fan With GI perforated plate Sound Attenuator

Sound Attenuator

Material: Galvanized IronWith Fiber Glass to Sound ReduceProven effectiveness in the abortion of sound at highhand low DB;

Outside pipe of micro-perforated plate muffler made from galvanized sheet with tiny apertures which diameter is less than 1mm and the perforation rate is among 1% to 5%;

Non- standard sizes are available.

Sound Attenuator