Lifegard Aquatics Mini-Bubble Filter for Small Fish Tanks Item:Replacement Sponge Cartridge 2-Pack Not intended to clear green

Not intended to clear green water -- can be used in conjunction with UV clarifier

5" 3/16" Barb 0

and the tapered 3/8" barb inlet fitting makes it compatible with most aeration devices

PoliGlass Beads don't clog and stick together

Lifegard Aquatics Mini-Bubble Filter for Small Fish Tanks Item:Replacement Sponge Cartridge 2-Pack Not intended to clear greenShips from manufacturer, typically in 5 7 business days The Lifegard Aquatics Mini Bubble Filter is a multi stage filter that promotes a healthy aquatic environment in aquariums 10 gallons or smaller. A mechanical sponge with activated carbon filters removes particulates, while biological gravel media facilitates beneficial bacteria growth. Great for nano, Betta and breeder tanks and beginner aquariums Air operated filter circulates water for