"I love this stuff for the DIY aspect of filtration. Many filters on the market are much simpler and cheaper to use by buying this stuff and cutting out the shape you need. This is nothing high tech or"... (read full reviews)
"I had some issues with ammonia in my tank and this product cleared it up completely. I've had no problems since and I would recommend this stuff to anyone."... (read full reviews)
"If you own a cascade you really need this fine filter. In many cases you can simply just replace this without taking the whole filter apart. These fit just right and sure beat trying to cut your own"... (read full reviews)
"I have been in the hobby since 1990-back before we had so much cool stuff to buy. Bought my first Magnum then. It came with one of these. I never used it.
Starting over a few months ago, after a fish"... (read full reviews)
"You can buy carbon and little bags and make them yourself. But why, when you can buy these. It will clear the water with the carbon and get rid of ammonia with the Zeo, and the water is crystal clear."... (read full reviews)
"I use extra Biomedia in all of my filters. This ensures you will not remove alot of your beneficial bacteria when you change out sponges and other filter media."... (read full reviews)
"Ever since I got my aquatic turtles keeping a 70 gallon tank clean has been IMPOSSIBLE! Turtle are messy! and cleaning a 70 gallon tank is not easy! This filter really keeps the water for longer"... (read full reviews)
"The store doesn't carry the 500 series filter supplies, so I had been forced to go elsewhere. I wish someone had told me they were available online. I'd much rather shop @ Petco!These fit exactly into"... (read full reviews)
"This product has come a long way. Fluval used to just sell the carbon as a loose base, without the bag. I love how everything is just load and go and only with a few minor things to do. You will never"... (read full reviews)
"This is one of the best media I have used in my filters. The material is very porous which is great for bacteria growth. Some other brands are cheaper but they are usually smooth and dont have the"... (read full reviews)
"Used this product for the first time and it worked great. I switched to a dirt type product for my substrate in my new 60 gallon tank which is great for the live plants but not so good when it is"... (read full reviews)