SLR-C & SLR-CH Circular Silencers

ASLI Circular Silencers (SLR-C/SLR-CH) is designed to reduce airborne noise from ventilation fan. They are widely used to cut down noises from equipment in HVAC fields. ASLI circular silencer can be easily mounted directly to equipment without adaptor, which improves its competency in the market. Its negligible pressure drop is another advantages of ASLI circular silencer.

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Outer casing : 1.0mm-1.2mm thickness galvanized steel
Baffle : 0.5mm-0.7mm perforated galvanized steel
Infill : Acoustic composite

Surface Finish

Mill galvanized as standard.
Painting is available upon request.

Connection Joint

Customized flanged joint.

Nominal Length unit:mm

SLR-C : Same as diameter of silencer.
SLR-CH : Double of diameter of silencer.
Others available upon request


• Specially designed for installation friendly
• Negligible pressure drop
• Customized flanged joint


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