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Exposed 35mm Grid System Main Runners 35Ultima1 Items
Ultima OP1 Items
Perla1 Items
Optima3 Items
Neeva / Nevada2 Items
* Some products may have Dncw values published. These are valid although Dnfw, which is essentially the same as Dncw, has superseded it. For further information on the acoustic performance of Armstrong products please contact our Armstrong Technical Sales. |





