I have a load of substrat pro from an old tank setup which I closed down a while back. The media has completely dried out and has been kept in a bin bag for the last 6 months or so.
Is it safe to re-use? Should I boil it first? It seems such a waste to throw away such expensive media!
Is it safe to re-use? Should I boil it first? It seems such a waste to throw away such expensive media!