SunGrow 10-Gallon Sponge Filter - Works for Tropical Fish & Breeder Aquarium - Slow Current - Perfect for Fry & Small Fish - Must-Have for Aquarium Hobbyist
- ...ad is a top layer while a green sponge is the second and maifanite gravel makes up the third layer..
- ✔ HIGH-QUALITY, DURABLE MATERIALS — The multi-layer corner filter is made of high-quality, durable materials. The high hardness plastic exterior houses an effective sponge filter, cotton filter and maifanite stone filter media..
- ✔ EASY TO INSTALL WITH LOW-MAINTENANCE — The square 4.3” x 3” (11cm x 7.5cm) sponge betta filter is placed directly into your aquarium or fish tank and you need to simply connect it to your air pump via airline. It is recommended that you place this in one corner of the tank so as to maintain the aquarium aesthetics and fish and other creatures move unhindered. For its optimal performance, rinse the filter every 3-4 weeks and replace it in every 4-6 months (depending on your specific usage)..