This video compares Gallagher roll-corner insulator 029013 with roll corner insulator 010707. Thanks to the clever design, the chance of a short circuit is much lower as with the insulator 029013 the wire cannot slip off.
Find out more and buy one:
029013: www.gallagher.eu/detail/500f7d8a9fd24fd5a55d123d7233ed8f
010707: www.gallagher.eu/detail/6b1f1c4fe8c14e54bb72d953d85b8f62