Tried many things on our old shower glass and nothing really worked…but used the Shower Glass Hero and a drill pad which definitely gave the best results of them all. We now have a brand new shower (lucky!!) so using the spray every couple of days to keep any build up from starting (I may be slightly obsessed as don’t want to go back to horrible glass again!) Again, tried a few other supermarket brands and natural recommendations first, but the build up started, so got your amazing spray and it’...