Topakustik Perfo® Custom BubbleRelated Products Type 12/4Type 16/16/10 – 5Type 20/20/8 Product Information– Randomized perforations– Three different perf sizes– Two different open areas available (2.0 and 3.0)Request SampleFinish OptionsResourcesFull Installation Manual Important Installation Instructions Data Sheet CSI Specifications Warranty Full Brochure LEED Information Edge Options Sound Absorption Data