Installing a TopFin filter takes under 5 minutes and requires no tools. Hang the filter on the rear wall of the tank with the intake tube fully submerged, insert the cartridge, fill the filter chamber with tank water to prime…
Cycling an aquarium means growing colonies of beneficial bacteria that convert toxic ammonia (from fish waste) into less-harmful nitrate. A full cycle takes 4–6 weeks. The process involves adding an ammonia source to a fishless tank, running the filter continuously,…
Replace your TopFin filter cartridge approximately every 3–4 weeks, or sooner if water flow visibly decreases. To change it: unplug the filter, lift the old cartridge straight out, slide the new cartridge into the same slot, replug the filter. The…
Setting up a TopFin aquarium takes 30–45 minutes and requires no tools or prior experience. The process is the same for all TopFin kit sizes (5, 10, 20, and 29 gallon): choose a location, rinse components, add substrate, fill with…