Sponge Filter; Information Aquarium, Pond

Many affiliate blogs will promote HOB or Internal Filters as the optimum choice for a Betta Fish Filter. HOWEVER, the truly best filter f...

With many now jumping on the bandwagon of attempting to usurp the AAP/ATI Hydro Sponge Filter patent, the first question a potential buyer...

  Sponge Filters such as the patented design AAP Filter Max that use high performance sponge material make excellent pre-filters that fit ...

With the flood of cheap (1) Chinese knock offs, (2) patent infringing copies ( Patent 5203990 ), and (3) long time competitors that are si...

  This is a very simple idea where by one uses a Hydro Sponge #2 , then one would cut this filter's sponge in half, then remove the m...