Filters

Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish.com/hardware/reefmat/installation-options/ ReefMat 500 Length: 92' Width: 4.4"

Featured is a LED filter cartridge change indicator light that flashes when the cartridge becomes clogged with debris, providing a reminder that it's time to replace the cartridge. A great benefit of the Aqueon QuietFlow filters is the internal pump...

Aqueon Replacement Filter Cartridges are dual-sided, featuring dense-floss with over 25% more activated carbon than the leading brands. These patented cartridges were designed to ensure even distribution of activated carbon. To use, simply rinse under...

Diverter Cap Works With Multiple 4in Sock Sumps - This optional Klir Flow Diverter is used to cap the unused holes of your sump's sock tray. You can easily dial it to divert excess flow or to filter less aggressively.  This will allow you to adjust...

This extra prefilter traps the majority of coarse dirt particles, even before the water reaches the external filter. Its base rests securely on the bottom of the aquarium. The water is drawn in all round, over a wide surface area, through the modular...

The Carbon Pre-filter Foam Set for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes 6 carbon replacement filter foams Safely regulates the pH value and water...

25 Yards / 50 Micron Fleece Klir Di-4 Fleece Roll boasts an impressive quantity of filtering material and provides months of service. Replacement rolls are economical and easy to replace. For Di-4 Klir Filters 25 yards of 50-micron fleece with...

Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish.com/hardware/reefmat/installation-options/ ReefMat 250 3.2” - Fleece-mat width

This kit was designed to be an effective tool for removing the internals of sumps, for cutting and removing silicon & glass panels to enable the installation of the Red Sea ReefMat filter. Kit Includes: 1x - Utility Blade Handle w/Regular Snap...

Microporous foam filter media kit for Whale 300/500. Kit Includes: 2x - Blue Foam Panels (10 ppi) 2x - White Foam Panels (20 ppi)

The Pre-filter Foam Set 45 ppi for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes 6 fine replacement filter foams Customize your choice of filter foams to...

The Pre-filter Foam Set 60 ppi for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes 6 ultra fine replacement filter foams Customize your choice of filter...

The Pre-filter Foam Set 30 ppi for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes 6 coarse replacement filter foams Customize your choice of filter foams...

Aqueon Replacement Filter Cartridges are dual-sided, featuring dense-floss with over 25% more activated carbon than the leading brands. These patented cartridges were designed to ensure even distribution of activated carbon. To use, simply rinse under...

The 30 ppi Replacement Filter Foam for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes a coarse replacement filter foam Customize your choice of filter...

The 20 ppi Replacement Filter Foam for the BioMaster 250, 350, 600, or 850 and BioMaster Thermo 250, 350, 600, or 850 includes an ultra-coarse replacement filter foam Customize your choice of...

Microporous foam filter media kit for Whale 120/200. Kit Includes: 2x - Blue Foam Panels (10 ppi) 2x - White Foam Panels (20 ppi)

The Shark Sponge replacement kit provides 2x white sponge with 20ppi of cleaning power.

Patented Aqueon dual-sided dense-floss cartridges contain over 25% more activated carbon than the leading brands. These unique cartridges were designed to ensure even distribution of carbon throughout for more thorough filtration and longer cartridge...