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Fish Fresh / Fish tank

Fish Fresh

It is Reuse, Environment, Easily product.
There are some fodder and excreta in the
bottom of fish bowl,if don’t clean it,there willbe Toxic Ammonia and nitrite in it.
There is a convection tube in the fish tank When pour into the fresh water ,by water convection , the dirty of the bottom will convection to out of the fish bowl and provide nutri-ent for plant.
It is not use electricity also can keep it clean by easily physics.


National Taipei university of technology

National Taipei university of technology
Taipei, Taiwan