Rectangular Silencer


Rectangular Ducts


Rectangular acoustic attenuators cells, individual or in box, built in galvanized sheet steel or stainless steel sheet for use in rectangular ducts. The sound insulation is in rock wool with 50mm, 100mm, 200mm or 300mm thickness, separated from the circulation air trough a thin glass fiber film preventing their breakdown. This protection can be enhanced by a perforated galvanized steel sheet.

Tightness class C according to EN 1507.

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