i had a tank with 5 fish in it and CC with live rock i went on a trip for 2 months and now i came back and everithing is dead. i want to restart take all CC off get playsand and a layer of livesand. my live rock has been sitting in a tank with dead fish and no filters working can i still use the live rock if non can i brush it and clean it and put it in as base rock? and what is the fastest bestest and cheapest way of maturing a tank? 
