An air pump is NOT required for this purpose, as long as your tank maintains adequate water movement together with surface agitation This is generally the case if external (e.g., box or cannister) filters are used. Second, air pumps can be used to force water through a filter (e.g., sponge or corner filter). Do fish … Read more
power filters . Power or HOB (hang on back) filters, which are impeller powered, remove water from the aquarium, usually with a long siphoning tube, which is then pushed (or pulled) through a series of different filter media and returned to the aquarium. These are the most common type of aquarium filter . Is power … Read more
You can add carbon dioxide easily and cheaply by setting up a yeast fermentation bottle, and feeding a tube from the bottle top into the intake of a powerhead or canister filter If you don’t want to make one out of a plastic water or soda bottle, you can buy fish tank filters on the … Read more