TOPAKUSTIK® type 3Q/2 M - data sheet TOPAKUSTIK® type 30/2 - the filigree profile This very filigree profile convinces with its fine groove and its good sound absorbing characteristics in spite of its perforation of only 3.5%. Very adequate for offices, living Thanks to the precise tongue and groove connection, planks result in an attractive surface with a joint-free appearance, because the connecting joint matches the dimension of the grooves. The planks permit simple and flexible assembly. They can be installed by stapl ing to a timber batten or clamping to a T-bar with TOPAKUSTIK® clips. Panels are used for removable or fixed ceilings and walls with visible pints. Panels can be provided with a number of different edges and are also suited for cabinet fronts and room dividers. sound absorption values Graphics: Sound absorption in suspensi- Private Home Imfeld, Lungern, CH