BIG THANKS TO BigNewsDotBiz for the original idea in their nano filter video. thanks for watching look at parts 2 and 3 too!... Jun 21 2009nbsp018332BIG THANKS TO BigNewsDotBiz for the original idea in their nano filter video thanks for watching look at parts 2 and 3 too Jun 21 2009nbsp018332Part 2 explaining the cost of my DIY canister filter and how to decrease the cost Keep in mind most Aquarium Filters Fish Tank Filters Canister Inline Internal Undergravel Power and WetDry Filter Not only does it fits ALL aquarium tanks our external canister works great for marine reef aquariums such as saltwater coral reef and fish A lot of factors are at play when choosing to buy an external