AURAL SONIC: A presentation by Seigen Ono_03

Large panel, even other side is open.
It can reduce treble construction noise for people walking nest to it. It happens all the time in Tokyo. Need this.

歩道を歩く人にとって、掘削機ほど耳に痛い音はないですね。全面をカバーしないでもこれだけ騒音防止できます。


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