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