Sound Attenuators can be provided as integral part of AHU, they can be placed both in supply and return air stream for noise
reduction generated by fans. Square and rectangular bullnose construction SAT are designed to handle maximum air capacities and sound vibrations at minimum pressure drop. Noise radiated is minimized by double skin construction and bullnose design of splitter at the air inlet providing good aerodynamics. Attenuator provided are manufactured from high quality Galvanized sheet of thickness conforming to JIS 3302 or BS 2989 (Stainless steel and Aluminum can also be provided as an option)
Acoustic material is of inorganic non hygroscopic mineral fiber incombustible with class 1 Fire rating conforming to BS 476. Sound attenuators are conforming to international standard.
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