Originally Posted by tabrew
We recently bought a 130 gallon used aquarium. We are having trouble getting the hard water spots off. We have tried vinegar & using a razor. Any advice on how to get this off? Thanks
what exactly did you do with the vinegar? the best way imo
is to get some new rags and soak them in vinegar, then attach it to the side of the tank and let it soak. i had to do this a few weeks ago with a used 55 you can use paper towels too but rags work better.