Rectangular sound attenuator in galvanised steel
Since January 1st, 2019 the company UTEK srl has been incorporated by the company CLA srl
Rectangular sound attenuator in galvanised steel
Casing in galvanised steel, thickness 1,0 mm
Metu flange 30 mm up to 6,0 m of perimeter or flange 40 mm over 6,1 m of perimeter
Acoustic baffles with casing in galvanised steel thickness 0,6 mm (baffles 200 mm thick),thickness 0,8 mm for other baffles
Acoustic material in mineral wool 60Kg /m³ with protection against erosion by glass fibre, fire resistance M0 and non combustible material used in A,B and C class in accordance council directive 96/98/EC on Marine Equipment (Rina);
Acoustic data tested in accordance to ISO 11691 (test report N°142976)
Pressure loss data tested in accordance to ISO 7244 (test report N° 136363)
Noise of sound attenuator tested in accordance to ISO 23741 (test report N° 149877)
SZA: with baffles totally in protected mineral wool, suitable to absorb the noise at medium high frequencies (250 ÷ 8k Hz)
SZO: with baffles half covered with galvanised steel, suitable to absorb the noise at low frequence (125 Hz); on request with galvanised plate with perforated stripes
Baffles thickness 100, 200, 300 mm with possibility of aerodynamic profile
Extended metal sheet protection for acoustic material
Plastic and extended metal sheet protection for acoustic material, expecially for hospital, pharmaceutic or microelectronic industies
Other glass fible protection available
Casing in stainless steel on request
