Red Sea Thin-Mesh Filter Sock - 225 Micron Substrate & Sand nano betta tanks as well

nano betta tanks as well as for sensitive

High-grade German silicone for a seamless appearance

When Bacopa australis grows in a good light

and the leaves survive for several years

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

Red Sea Thin-Mesh Filter Sock - 225 Micron Substrate & Sand nano betta tanks as wellThin 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