...The ROLFON™ hybrid sound absorber is designed for the rapid adaptation of acoustics in large reverberant spaces such as industrial and sports halls, gymnasiums, and school corridors. The ROLFON™ hybrid is an entirely new and unique sound-absorbing material that absorbs excess reverberant noise energy in two ways: through absorption and resonance, resulting in up to 30% greater sound absorption...
The topic of custom cabin construction and noise protection tailored to specific needs is now indispensable in today’s working world. The demands for safety and emission-free workplaces are continually increasing, as are the requirements for specially developed noise reduction systems. Variofon Akustik und Anlagenbau GmbH was founded in 1986 in Hanover and has been dedicated to customized...

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