Red Sea Reefer Fine Felt Polishing Filter Socks White 4 In X 10.5 in

These Reefer filter socks are made of 100-micron fine felt, offering excellent polishing performance. They come in a size of 4 inches by 10.5 inches, perfect for your reef tank filtration needs.

To use these filter socks, simply place them in your reef tank's filter compartment. Make sure they are properly positioned so water can flow through them effectively. As for maintenance, check the filter socks regularly. If they look dirty or clogged, it's time to replace them. When handling the filter socks, be gentle to avoid tearing. Also, keep them in a dry place when not in use to maintain their quality.