Bio Co2 in aquarium


CO2 is perhaps the most important nutrient in a planted aquarium. Shops offer Co2 kits that can be very expensive. You can make Co2 yourself if you have some time for much less money!

Slecht gekit aquarium

Resealing an Old Aquarium Tank

Do you have an ugly old tank or a leaker? Or just one that you don’t think will hold water? Learn how to seal it yourself in this DIY guide.

A 5 Minute D.I.Y. Sponge Filter

DIY emergency sponge filter. Make one in under 5 minutes! They will work fine for emergency’s but also for breeder tanks for smaller fish.

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