Indeed at various times ABB, Løgstør, Pan-Isovit, Tarco and Isoplus have all tried either alone or in various combinations to buy out Powerpipe's owners, but negotiations were never successful.
De fait, en diverses occasions, ABB, Løgstør, Pan-Isovit, Tarco et Isoplus ont tous essayé, soit isolément, soit par le jeu de diverses alliances, de racheter Powerpipe, mais les négociations n'ont jamais abouti.