hygger Replacement Sponges for Aquarium Double Sponge Filter (S) | Soft, Reusable & High Absorption

• Multi-filtration functions — this sponge aquarium filter combines bio-filtration, oxygenation and physical filtration in 1 and also makes small water flow, which can ensure the excellence of the water quality. Helps your small fish or shrimp to live a happy, healthy life
• Filter Demension — plus the sponge filter with media balls takes up no more room. Small filter is 6" in width and 9" to 13." in height, the sponge inside circle diameter is 0.39 inch, suggest for 10 to 40 gallon fish tank. Medium filter is 6.3" in width and 9' to 13 in height, the sponge inside circle diameter is 0.59 inch, suggest for 15 to 55 gallon fish tank. For larger tank you may need 2 of this filter
• Package Includes — 1 double sponge filter with 2 containers +1 bag of ceramic media balls + 2 pare sponges(packed in the 2 containers). This aquarium filter must be used with an air pupm and a standard size 4mm air hose, please note pump and air hose are not included. Please choose a powerful enough air pump according to your fish tank size for this filter
• Detachable Fine Sponges — you can easy to take down the 2 sponges from the filter to clean or replace it, the 2 sponges are fine 60ppi not coarse, which means more surface area for beneficial little creatures to live on. Don't use tap water to clean it, just rinse or squeeze the sponges by using the aquarium water
• Easy to use — all the parts of this filter are detachable, you can easily to assemble them together, with 2 strong suction cups you can stick the filter firmly to any tank position under water, withouting floating. The water oulet tube can be extended and rotated, you can adjust the outlet to above or below the waterline

• Attach the filter — Secure the filter to the tank wall using the included strong suction cups. Adjust the telescopic outlet to desired height, ensuring it is submerged or above water as needed.
• Connect air pump — Link the filter's air outlet to a 4mm airline hose connected to an air pump (not included). Turn on the pump to start water circulation and oxygenation.
• Monitor and clean — Check water flow regularly. Clean sponges monthly by rinsing with aquarium water. Replace ceramic media balls periodically for optimal bio-filtration.

Typical situations where hygger Aquarium Double Sponge Filter 6" x 9-13" | Bio & Physical Filtration for Fish Tank (120-150 chars) helps — illustrative scenarios, not customer reviews.