55 LBS Bulk Premier Activated Carbon 4 Aquarium Koi Fish Pond Reef Tank Filter
wrong charcoal for fish
After testing the charcoal by putting it in a bucket with distilled water & finding out after only 3 hours, that it ruined my water. It ruined the water in my 300 gal. tank before I tested it. My research has led me to charcoal that is produced from Bituminous Coal, which is...Read full review
55 lbs Bulk Activated Carbon Premium Aquarium Filter Media Pond Reef Canister
beware of free bags
after 2 weeks in the filter of my 300 gal. aquarium the cotton cloth that the bags were made fell apart into pieces & the charcoal got sucked up into my pumps; what a mess. Bags should have been synthetic material.
55 lbs Activated Carbon in 11 Media Bags for aquarium pond fish koi filter
ruined my water & killed fish
As I learned the hard way. Some charcoal is not good. Always test it first, by putting it in distilled water for 2 or 3 hours & then test it. This charcoal ruined my test water in 2 1/2 hours.