Red Sea Thin-Mesh Filter Sock - 225 Micron Substrate & Sand releasing massive amounts of beneficial

releasing massive amounts of beneficial bacteria that eliminate toxic ammonia and nitrites and creating a biologically well-balanced aquarium for healthy fish to thrive

They will soon form new roots and continue growing

Some products are marketed to be squirted in the bag when a fish is purchased

a blood-worm-like stick that offers outstanding nutrition and color enhancing capacity you have to see to believe

This makes it a good starter plant in small aquariums

Red Sea Thin-Mesh Filter Sock - 225 Micron Substrate & Sand releasing massive amounts of beneficialThin Mesh Filter Sock 225 Micron Designed by Red Sea as a replacement for their Reefer Series Aquariums, the Thin Mesh Filter Sock helps remove uneaten food, debris, organic waste, or other fine particles. This 225 Micron filter sock is ideal for new set ups, after heavy maintenance, or whenever there will be a lot of particulate in your aquarium water! This bag is also suitable as a holder for other mechanical or chemical filter media. At 4" in