ARC TCB Square

Innovative Cavity Barrier for Service Penetrations in External Timber Frame Walls

The innovative cavity barrier solution is a one-piece product that slots over a flue or pipe to provide a cavity barrier around a penetration, improving quality and eliminating risks associated with alternate traditional methods. TCB Square requires cutting or mess, just install the barrier over the penetration

  • 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

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