Size 4" x 5"
1 for $7.99,2 and up($7.49each),4 and up($6.99each),10 and up($5.99each).
With a airlift system,super biochemical sponge filter features silent operation,and has an excellent filtering effect while oxyagenating the water,the soeciall develloped foam materials supports the colonization of bacteria,allowing for mechanical filtration in addition to biological filtration,which will break downharmful waste,ammonia and nitrite material,resulting in a cleaner living environment for your fish,particular they are useful for as breeding filter or as secondary filter.
FEATURE AND BENEFIT:
*Supplying the water with much needed oxygen.
*It reduces noise from air pump and consumes lowest wattage.
*Most fit to external or top fiter as prefitration unit.
*no deads spots in cylinder foam offers increased filration.
*Easy maintainence is made by nodular desige of foam cartridge system.
*Various types of installations are possible.