i disagree... and 1.019 is fine for FOWLR.
Purple up is a wast of money. Keep your calcium, kH levels in check and stable. Eventually it will drive you nuts trying to keep it off your glass.
You disagree with the depth?..... take a look at JHales pics of Greenwich Aquaria and tell me why things pop in those tanks... Black background ....
I'll start a new thread on this one