DeepCutta720
Aquarium Advice Regular
I saw this limestone on ebay. Was wondering if would be safe and usable as base rock?
http://cgi.ebay.com/ws/eBayISAPI.dl...item=4330487860&rd=1&ssPageName=WDVW&tc=photo
http://cgi.ebay.com/ws/eBayISAPI.dl...item=4330487860&rd=1&ssPageName=WDVW&tc=photo