Internally coated pipe shells with click lock. The inner space can be fitted with cables and electrical installation pipes completely. Approved in Europe with ETA-13/0904. Fire resistance classes to EI120. Closing with 2 foam plugs included in the delivery. The surface seal is created with the ASX coating. In some applications, the use of metallic tightening strips is prescribed to secure the pipe shells in light-duty partitions. Details can be found in the mounting instructions/approval.
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