Components Silencers Galvanized sheet metal or stainless steel pipes with internal perforated mesh pipes with sound-absorbing material in the cavity, ideal as sound insulation in large industrial suction systems.Available in any diameter. « back Change section Anti-vibration joints Curves Deviations Joining systems Extractor hoods Fittings for analysis Suction accessories Shutters Silencers Expulsions Circular duct pipes Close Information form I have read the privacy notice.