http://www.tank-aquarium.com/aquarium-filter.html You will find the information in this chapter about aquarium filter, we hope it will be useful for you. en-us Tue, 2 Oct 2007 02:18:25 GMT Tue, 2 Oct 2007 05:37:10 GMT www.tank-aquarium.com www.tank-aquarium.com http://www.tank-aquarium.com/aquarium-filter/biofilter-is-necessary.html The bio filter is necessary far not always.In any case the best bio filter will not relieve you of necessity of weekly care of an aquarium. Tue, 2 Oct 2007 05:37:10 GMT http://www.tank-aquarium.com/aquarium-filter/biofilter-is-necessary.html http://www.tank-aquarium.com/aquarium-filter/replace-the-biofilter.html That is it is such organization of substitution of water in an aquarium when it round the clock acts in it a thin jet, providing change from 0,3 up to 3 volumes of water day Tue, 2 Oct 2007 04:28:36 GMT http://www.tank-aquarium.com/aquarium-filter/replace-the-biofilter.html http://www.tank-aquarium.com/aquarium-filter/can-be-biofilter.html Water in this case should move a pump under a plate which in this case refers to Reverse Under Gravel Filtration. Tue, 2 Oct 2007 02:10:15 GMT http://www.tank-aquarium.com/aquarium-filter/can-be-biofilter.html http://www.tank-aquarium.com/aquarium-filter/elementary-filters.html I have made the filter which successfully serves my 65-liter aquarium tank. To make it it is very simple. Fri, 21 Sep 2007 23:52:25 GMT http://www.tank-aquarium.com/aquarium-filter/elementary-filters.html http://www.tank-aquarium.com/aquarium-filter/bio-filter.html Accelerate process nitrification the so-called biofilter can. By the aquarium biofilter any filter which does circulation of water through a substratum with bacteria can be named. Fri, 21 Sep 2007 23:50:00 GMT http://www.tank-aquarium.com/aquarium-filter/bio-filter.html