Professionally Fabricated Access Solutions d e s i g n . m a n u f a c t u r e . a d v i c e . d e s i g n . m a n u f a c t u r e . a d v i c e . d e s i g n PROFAB ACOUSTIC PANELS (AC SOUND INSULATION type) Most of Profab’s standard range of access panels...
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Professionally Fabricated Access Solutions d e s i g n . m a n u f a c t u r e . a d v i c e . d e s i g n . m a n u f a c t u r e . a d v i c e . d e s i g n PROFAB ACOUSTIC PANELS (AC SOUND INSULATION type) Most of Profab’s standard range of access panels is available upgraded for enhanced acoustic performance. Upgraded panels are designated AC followed by the series number. The following table offers guidance on the performance of acoustic upgraded Profab access panels (shown in Rw dB). Please specify Profab AC type if upgraded acoustic sound insulation is required Acoustic Supplement Performance Acoustic Panels Very loud speech is heard faintly but is not intelligible Loud speech is heard but is not intelligible Loud speech intelligible (BB93 level -music rooms) Loud speech is heard but is not intelligible (BB93 level-not music rooms) Profab AC 4000 2FR (44dB) Profab AC 4000 2FR(42dB) Profab AC 9000 NFR(39dB) Profab AC 4000 2FR(36dB) Profab AC 4000 1FR(34dB) Profab AC 7000 1FR(33dB
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