ARC Party Wall DPC

ARC Party Wall DPC — Fire-Rated Cavity Barrier with Integral DPC

The ARC Party Wall DPC is a fully tested, IFC certificated (IFCC 1728) fire-rated cavity barrier with integral DPC, purposely designed to close external cavities and prevent the spread of heat and flames through party wall external wall cavities in masonry construction. Tested to EN1366-4, it meets or exceeds the performance requirements of UK and Irish Building Regulations, including Approved Document B.

Available in 155mm and 200mm cavity widths, it installs quickly with a friction fit and can be oriented vertically, horizontally, or staggered at the party wall detail.

Key Features

• Available sizes: Cavity 155x250(340)x1200mm and 200x250(340)x1200mm 
• Up to 4 hours fire integrity and 2 hours insulation performance (EN1366-4)
• Integral DPC — no separate membrane required
• Available in 150mm and 205mm cavity widths (max cavity width: 300mm)
• Insulated with non-combustible rockfibre mineral wool (0.037W/mK)
• Friction fit for fast, easy installation
• Installs vertically, horizontally, or staggered
• IFC third-party certificated — certificate number IFCC 1728
• Meets Approved Document B (fire safety) requirements
• Specified for terraced, semi-detached, apartments, and major projects

Typical Applications

• Party wall external wall cavities in masonry construction
• Terraced and semi-detached housing
• Apartment blocks and major residential projects
• Projects requiring Approved Document B fire safety compliance

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