ARC Cavity Stop Sock

ARC Cavity Stop Sock restricts the spread of smoke and flames within the cavity of external masonry walls. It is ideally suited for providing a cavity barrier within the external wall cavity, in line with a separating wall or floor as specified in Approved Document B, and for closing the cavity at eaves level. » Up to 4 hours fire integrity » Horizontal and vertical options » Specified in terraced, semi-detached, apartments and major projects » Meets requirements of Robust Detail Part E and Approved Document B » Maximum cavity width available: 300mm » Easily installed with compression fit; no mechanical fix is required » Third-party certificated by Certifire