We did our research and were happy to proceed with ordering a treatment tank, the model selected seem to be quite popular on Skye and every time I went to the building merchant they were in the yard. I thought this was a good sign and would mean that contractors would be familiar with it during the installation and if it required future servicing etc.   The tank was ordered but at some point in transit, between the haulier and the building merchant, it was moved off a lorry and the top