Knauf Rocksilk Rainscreen OSCB44 - All Thicknesses
Knauf Rocksilk Rainscreen OSCB44 - All Thicknesses - 100mm - 125mm (14 barriers = 16.8 L/metres) - per pack is backordered and will ship as soon as it is back in stock.
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Description
Description
Knauf Rocksilk® RainScreen OSCB44 is a horizontal cavity barrier made from rock mineral wool and shrink-wrapped with a reactive intumescent strip, designed for use in ventilated cavities up to 450mm. It forms part of a system with Rocksilk® RainScreen Slabs, providing up to 120 minutes of fire resistance integrity and 90 minutes of insulation (E120 I90).
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