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Used for restraining the top of the internal walls or the top of the inner leaf of a cavity wall The opening at the front of the channel stem is sealed to prevent mortar ingress and to ensure that vertical movement can take place between the blockwork and the structure
Used for restraining the top of the internal walls or the top of the inner leaf of a cavity wall The opening at the front of the channel stem is sealed to prevent mortar ingress and to ensure that vertical movement can take place between the blockwork and the structure