Isidor is a new innovative and unique warning and guiding system. It is built up by flexible thermoplastic planks and flags that can be used to seal of areas and offer a very unique way of warning and keeping people out of danger zones but still offer full availability. Isidor was originally designed for warning about the risk of falling ice and snow from roof tops, but it's ease of use, flexibility and unique functionality means it can be used for a very wide range of situations.