Felt Filter Sock - 225 Micron
Designed by Red Sea as a replacement for their Reefer Series Aquariums, the Felt Filter Sock helps remove uneaten food, debris, organic waste, or other fine particles. This 225 Micron filter Sock is ideal for day-to-day use, participating as an important part of the complex sump filtration process! With the implementation of this filter bag, you can lengthen the period of time in which your aquarium will require cleaning. At 4" in diameter this reusable filter bag is a great addition to existing mechanical filtration in any saltwater or freshwater sump system. Eliminate organic matter which produces ammonia and nitrates, and maintain a healthier aquatic environment with the use of filter bags in your set-up! 4" dia. x 10" L
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