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The Acousdpc Vertical Cavity Stop has been developed to offer vertical protection and complement the horizontal Acoustray Perimeter Cavity Stop system in minimising flanking noise transmission along the cavity of an external cavity wall at the intersection of a party wall. The Acousdpc operates fully as an effective fire barrier cavity stop and in conjunction with the polythene DPC has no risk of water penetration. With excellent sound insulation properties it also achieves a 4 hours (240 minute) fire protection integrity and insulation to BS 476. The Acousdpc operates fully as an effective fire barrier cavity stop and in conjunction with the polythene DPC has no risk of water penetration. Supplied 1.2 metre lengths to suit cavity widths of 50, 65, 75, 85 and 100mm.
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