Red Sea 225 Micron FELT Filter Sock maxspect Complete bioculture for all freshwater

Complete bioculture for all freshwater and planted aquariums

Active Ingredients

simulating the onset of rainy seasons

For maximum results

Highly concentrated calcium vital for coral growth

Red Sea 225 Micron FELT Filter Sock maxspect Complete bioculture for all freshwaterRed Sea Felt Filter Socks are great for trapping detritus and free floating particles in your tank. Filter socks are washable for continued use and will help give your tanks water that crystal clear look. 225 Micron Felt Filter Sock 4" x 10" with Plastic Ring Filter socks are most commonly used in sumps to help trap free floating particles in the water that flows through the sock. The Red Sea felt filter socks are great for removing large pieces of