Simplicity GFO is sold in 1lb bags and is best used in a media reactor for maximum performance, which is the same for all granular ferric oxides.  GFO is used to remove phosphate from the water reducing algae growth and...

GFO Granular Ferric Oxide - 1 Pound Bulk The purpose of GFO is to inhibit algae growth by removing phosphates from the aquarium. Maintaining low phosphate levels will help prevent algae outbreaks and control growth. Serious...

NYOS ACTIVE CARB - Activated Carbon NYOS ACTIVE CARB is a high-quality, steam-activated, pH-neutral activated carbon, the use of which achieves crystal clear, clean aquarium water. Removes harmful yellow substances,...

Chemi-pure Blue 11oz treats up to 75 gallons and significantly reduces organic compounds and phosphates while raising redox and helping stabilize pH for a healthy, crystal clear aquarium. Our NEW proprietary blend of...

NYOS ZEO NYOS ZEO is a high-quality, specially adapted zeolite mixture for seawater aquariums. Regular use reduces nitrate values permanently, simply and safely to the detection limit. Naturally pure, high-quality, free of...

Xport Nitrate (NO3) 150 gallons by Brightwell Aquatics Xport is a Ultra-activated Denitrification Media with Superior Performance Characteristics Utilizes NanoIntelex Technology to create an enhanced,...

NPX BioPlastics are pelletized biodegradable polymers that provide a time-released source of food for bacteria that assimilate nitrate and phosphate. As bacteria develop on the pellet surfaces, excess growth sloughs off due...

Chemi-pure Blue is specially created for fantastic results in reef and marine aquariums. Our NEW proprietary blend of premium, low-dust pelleted carbon and high capacity ion-exchange resins are skillfully combined to create...

Simplicity Ultra Carbon 410 is designed for aquariums and removing pollutants and odors in your aquarium.  Simplicity Carbon is a high grade carbon at a fraction of the price as other brands and is designed for...

Purigen is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a unique synthetic that removes soluble and insoluble impurities from water at a...

Chemi-pure can be used with all water types as a chemical absorption filter and ion generator and exchange unit to positively keep pH at a perfect constant level. Also fantastic for use with African Cichlids and Discus!...

Media Filter Bags 2 Pack Media filter bags are great for putting carbon, GFO, and other medias inside your aquarium or sump. Boyd Chemi-bags - 2/pk 5 in x 11.5 in Information Double stitched nylon filter medium bags. For...