3Arena

3Arena (former Tele2 Arena) is a multi-purpose stadium with a retractable roof, located in Stockholm, Sweden. We hade the privilege to design and manufactured a custom-built 800 mm diameter industrial jet diffuser - named ArenaJet, which is able to supply a variable airflow up to 16.000 m³/h (4400 l/s), at sound levels as low as 30 dB (A).