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Resistive silencers with parallel cells, designed for noise reduction in ventilation and air conditioning systems. Variable ttenuation, depending on the length and width of the air passage. Own manufacture. Advantages SNA ...
Rectangular modular silencer with fixed dimensions made of perforated pieces of absorbent material and metallic covering. ADVANTAGES Their dimensioning and modulation allow us to obtain silencers ...
Circular silencers with a cylindrical shape made of mineral wool absorbent material covered with perforated sheet metal and with an exterior cover of seamed sheet metal. The SNC type circular silencers ...
Straight silencer with circular connection and low installation height. LRCA dimensions make it particularly suitable for installation above suspended ceilings or where space is otherwise limited. Fulfils tightness ...
LINDAB
Application A noise suppresor for flexible connections in ventilation ducts. Construction Inner layer: a flexible perforated aluminum tube. Middle layer: mineral wool, 25 mm thick. Outer layer: non-flammable and abrasion-resistant ...
... order to achieve low pressure loss and low silencer own noise level Lw. The silencers may be available in sanitary version or from stainless-steel upon request. A wide dimensional series of the noise ...
... from being dragged by the air flow, and with an arrowhead termination for a better aerodynamic behavior. The circular silencers are manufactured with perforated helical inner tube and helical outer tube. The separation ...
BRINNER
FOR THE REDUCTION OF NOISE IN CIRCULAR DUCTS, GALVANISED SHEET STEEL CONSTRUCTION Circular silencers Type CA for the reduction of noise in the circular ducts of air conditioning systems Absorption material is non-combustible ...
TROX
Sound attenuation: 21 dB - 60 dB
... by fans and other equipment. Also referred to as duct silencers, sound traps or mufflers, they are designed to reduce the noise transmitted from a source to the receiver. Rectangular silencers are ...
GMCAIR HVAC SYSTEMS AND EQUIPMENTS LLC
The Circular straight silencer with baffle is specially designed to provide excellent attenuation across the entire range and specially suitable for large dimensions. The silencer with round connection ...
Roccheggianis A, AK and AS Series sound attenuators are utilized for decreasing the sound level in civil and industrial air conditioning systems. These units feature a robust frame made of galvanized sheet, consisting of high density ...
... types of silencers: straight silencers SIL or SIRL available with insulation of stone and glass wool and insulation thickness 50, 100 and 150 mm. They are available in lengths range 300 to 1500 mm, optionally ...
ALNOR Ventilation Systems
... preventing sound transmission occuring through air ducts between the places that are connected with air conditioning and ventilation systems. Application areas are places such as meeting halls, offices, hospital rooms, ...
Solberg’s Stamped Steel Filter Silencers remove dirt and debris at the inlet of compressors, blowers, and fans. The sturdy carbon steel construction makes this blower silencer ideal for many situations. ...
SOLBERG Filtration
Ventilation fittings, rectangular plastic fittings for exhaust air facilities Our range of fittings for aggressive/corrosive exhaust air is convincing in terms of quality and service life. Material PPs / PPs-el ...
Sound attenuation: 75 dB - 95 dB
Conical silencer spherical bronze sintered on a steel hexagonal copper. The silencers are made from Sinterfiltri with grain powder sintered medium, supported on copper clad steel or brass. They are ...
Sinterfiltri srl
Sound attenuation: 0 dB - 60 dB
... escape de motor modelo sm15 PROTECTION Silencer treatment by high-temperature finish paint. The silencer is not provided to resist temperatures and pressures due to fuel explosions. ACCESSORIES Silencers ...
SILEN Y SISTEM SL
Sound attenuation: 15 dB - 25 dB
... into the impedance silencer, impedance compound silencer, micro perforated plate silencer, hole silencer and active silencer. ※ Silencer ...
... maintain noise control performance during operations it is often necessary to include noise abatement technology such as Donkin silencers in the process. Key Features Rectangular inline sound attenuators. ...
Baffle silencers for noise attenuation in air intake or exhaust systems and for ventilation of enclosed spaces. Available in a variety of materials including galvanized, stainless steel and aluminum ...
Sound attenuation: 10 dB - 40 dB
Ventilation silencers and: SV & Acoustic ventilation grilles Boët StopSon offers solutions specifically for sectors that need to control noise as well as air circulation. These ventilation ...
... often problematic at the fan's blade passage frequency. Fan outlet silencers are essential in controlling this type of noise. The dB Noise Reduction line of equipment includes outlet silencers for a ...
dB Noise Reduction
Technical specifications Normalised connection flange on axial fans, type Axalu. Eurovent diameters 250, 315, 355, 400, 450, 500, 560, 630, 710, 800, 900, 1000, 1120, 1250, 1400 mm.
FRANCE AIR
Silencers Made with steel slice and absorbent polyurethane element to reduce the noise level.
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