Hello all, I will be building a stand/hood/surround for my 2.5G Hex Tank and I am using MDF (left over from other project)... It's 5/8" thick... I was wondering if I need to seal the wood with something or if the paint will seal it? Here are my questions: 1) Do I have to seal the MDF in case...

So I found an amazingly beautiful chunk of wood outside earlier this year that's almost exactly the right size and shape to use as a background for my 125 gallon aquarium, but I don't think the wood's going to hold up underwater without some protection. It may or may not be birch, it has a...