Freshwater Aquarium Blog

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Pre Filters: How One Small Hack Transformed the Aquarium Hobby! - Aquarium Co-Op
Pre Filters: How One Small Hack Transformed the Aquarium Hobby!
Learn how this simple addition to your hang-on-back or canister filter can enhance your biological ecosystem, protect tank inhabitants, and improve filter function. 
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How to Improve Water Circulation on Aquarium Sponge Filters - Aquarium Co-Op
How to Improve Water Circulation on Aquarium Sponge Filters
By using a curved uplift tube on a regular sponge filter, you can boost the water circulation, increase oxygen levels, and even reduce noise levels.
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How to Build a DIY Central Air System for Your Aquarium Fish Room - Aquarium Co-Op
How to Build a DIY Central Air System for Your Aquarium Fish Room
Got too many aquariums? Follow along step-by-step as we teach you how to set up a linear piston air pump for your fish room’s central air system.
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How to Share 1 Air Pump with Multiple Aquariums - Aquarium Co-Op
How to Share 1 Air Pump with Multiple Aquariums
Save money (and improve cable management) by only using one air pump to run multiple sponge filters. One method is to make a DIY gang valve with PVC pipe.
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How to Customize Your Aquarium Filter with Filter Media - Aquarium Co-Op
How to Customize Your Aquarium Filter with Filter Media
Most filters can be modified by changing the types of mechanical, biological, and chemical filter media used inside. Let’s talk about the different kinds, the functions they serve, and which...
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