ASIL

MANUFACTURING FEATURES

• Circular-circular coupling flange through anti-vibration canvas.
• Fire resistance M0: from -50ºC to +200ºC in continuous and 400ºC/2h

MANUFACTURING FEATURES

• For axial (inlet and outlet) and centrifugal (inlet) fans.

UNDER REQUEST

• Versions in stainless 304 and stainless 316.

MANUFACTURING FEATURES

• Valid for mounting in inlet and outlet according to the diameter of the corresponding pipe or adapted to the diameter of an optional flange. Consult to Casals Ventilación.
• Steel housing with thickness of 0.8mm for diameters up to 1250mm; and 1mm for higher diameters.
• Silencer flange with threaded inserts.
• Acoustic rock wool insulation of 70Kg/m³ with microperforated metal mesh that protects the fiberglass from erosion. Fire resistant insulation M0.
• Attenuation test carried out according to the ISO 7235 standard.
• Drills in accordance with Eurovent regulations.
• SIL-CN are equipped with an inner core that increases silencer attenuation.
• Maximum working temperature: 150ºC.
• Suitable for pressures up to 1000Pa

APPLICATIONS

• For attenuating the sound level of the fan.
• For coupling fans and circular pipes.

Other sizes, consult us.

The sound attenuators are used to absorb the noise in air conditioning or ventilation ducts.

Casing in galvanized steel, thickness 0,8 mm;
Acoustic material in mineral wool  50 Kg /m³ with protection against erosion by glass fiber fire resistance M0 and extended metal sheet.

Silencers designed for roof fan duct system mounting.