If you have acrylic it's especially important not to let the rocks touch the walls.
-Ray
me toorocks touching glass = cannot clean there and also reduced flow possibly in that area so detritius/crap can collect there
I always make sure I can at least get the magnetic scrapper past it.
Just because you don't want it scratched right? Or is there some other reason?
I always make sure I can at least get the magnetic scrapper past it.
Many people have their rocks touching the glass, but IMO, I like clean glass even on the back.
this, this and this
- enuff space for a scraper: check
- enuff space for free flow: check
-rock can't scratch glass: check
- rock is piled in such a manner to stand on its own; and be stable: check
:lol2::lol2::lol2: