Round flexible aluminum silencers for noise reduction in air conditioning systems with round ducts

Sound-absorbing material - non-flammable mineral wool with RAL quality mark, biosoluble and therefore hygienically safe, in accordance with the requirements of the German standard TRGS 905 (Regulations for the handling of hazardous substances) and EU Directive 97/69/EG

Housing and perforated internal channel made of aluminum

Version with a connecting pipe with a recess for installing a seal, which is necessary for connection to round air ducts in accordance with the requirements of EN 1506 or EN 13180

Noise reduction measured according to EN ISO 7235

Housing tightness according to EN 15727, class D

Additional equipment

Branch pipes with coupling connection on both sides

Beading on both sides

Sealed on both sides

Application

Flexible round silencers of the CF series are designed to reduce noise in air conditioning systems with round air ducts

To reduce the noise level generated by the air flow in air flow regulators of the LVC and TVR series, as well as in mechanical regulators of the RN and VFC series

To reduce the noise generated by the fan

These devices can be used to reduce the level of noise transmitted through air ducts to an adjacent room

Characteristics

Noise reduction measured according to EN ISO 7235

Flexible design ideal for installation in complex air networks and confined spaces

Sound-absorbing material is non-flammable

Insulation thickness 25 mm or 50 mm

Performances

025: Round silencer with 25 mm thick insulation

050: Round silencer with 50 mm thick insulation

AS2: Round silencer with coupling pipes on both sides

BK2: Round silencer with flange on both sides

Special designs upon customer request

Details and characteristics

Frame

Perforated inner channel

Sound absorbing material