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ARC Cavity Stop Sock is designed to be compression fitted within a masonry cavity as the brick and block work progresses, no mechanical fixing is required. Care should be taken butt joints are tightly fitted with no gaps remaining. The barrier must fully fill the cavity from brick to block, with any cavity insulation cut back. The Polythene Encapsulation offers on-site weather protection, but can be cut away without affecting the barries performance.

Key features:

• Up to four hours fire integrity.
• Specified in semi-detached, apartments
  and major projects.
• Complies to Robust Detail Part E and
  Building Regulations.
• Can be manufactured to suit cavity
  widths up to 300mm.
• Available in Green color
• Available in diffferent Sizes.
• Easy to install.
• ARC Cavity Stop Sock has a Green Guide rating
  of A+.