Acoustical hanging clouds made of compressed polyester fiber boards and mdf batten with rigid fixation. Acoustic hanging clouds can be filled with 1000 gsm polyester wool for achieving the best nrc value. Size of the clouds 1200 1200 40mm. To undergo setup equipped with suspension wire or thread rod. The acoustical hanging clouds will feature components that are installed at the factory spiral hooks. The clouds can be displayed on their own with thread rod. Size and distancing of acoustic clouds as per architect s/clients choice for nrc 0. 95. All makes and models of all items/samples should be approved by the architect/client s prior to the installation.