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80mm Arc Cavity Stop Sock (100X100X1200)(No Flange)(24 Per Pack)

£79.88 (incl. VAT: £95.86)

    Guaranteed Safe Checkout

    The ARC Cavity Stop Sock effectively contains the propagation of smoke and flames within the cavity of outer masonry walls. Designed for use as a cavity barrier in line with approved regulations, it ensures compliance with Approved Document B. Additionally, it serves to seal the cavity at eaves level for enhanced safety.

    Features and Benefits:

    • Horizontal and vertical options
    • Specified in terraced, semi-detached, apartments and major projects
    • Easily installed with compression fit; no mechanical fix is required

    Thermal conductivity


    Fire Rating

    Up to 4 hours

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