Aquarium filtration media can be expensive. VERY expensive.
So here are my top favourite alternate aquarium filtration media that will not only save you a ton of money, but also not be any less effective!
Horizontal canister filter ► https://goo.gl/xB89ab
Filter building playlist ► https://goo.gl/VEiCCC
Aquarium building playlist ► https://goo.gl/iq4TA9
Topic of the week ► https://goo.gl/3UlqRJ
HOW TO build aquariums ► https://goo.gl/ZXBb2J
HOW TO build aquarium filters ► https://goo.gl/8cV8Ts