In the acoustic field the attention to details is not a minor element. ISOLBAEND V, produced through new technologies which guarantee the maximum efficiency, is a band used for the lateral overlap of the resilient mat, so to create a sealed basin to cast the floating screed. The Aetolia VZ experience and researches teach that the care of these details maximize the result and the performances of the used products. The ISOLBAEND V band (65 Kg/m3 density) made of Neoprene has been designed also for the use easiness. In fact, on one side the ISOLBAEND V band for an excellent result all the time.