Amazing 30,000 gallon chlorine capacity (at 1 gpm flow rate) and great chemical removal properties. Our most popular cartridge. (Formerly MatriKX +1.)

A coconut shell catalytic carbon block filter for chlorine, chloramine, and general chemical and VOC reduction.

A free-flowing but very effective carbon block. A versatile and inexpensive filter that works anywhere carbon filtration is needed.

High quality 0.5 micron carbon block drinking water filter. Rated for cyst removal and lead reduction, plus excellent taste/odor and chemical reduction properties. Not recommended for use in reverse osmosis units.

High quality sub-micron extended pass carbon block filtration for Pura brand undersink UV1 & UVB ultraviolet units.

Free-flowing extended pass carbon block for Pura Brand undersink UV1 & UVB ultraviolet units

A Pentek carbon block for chlorine, chloramine, and chemical reduction. Manufacturer rated for 2,500 gallons chloramine reduction at 0.5 gpm.

Coconut shell carbon block for VOC reduction, taste and odor improvement, and general chemical reduction at a high flow rate.

A unique combination of sediment filter and carbon block, for chlorine reduction and taste/odor improvement.

Half granular coconut shell carbon and half activated alumina fluoride reduction resin.

1.5 pounds of KDF 55 with granular activated carbon. Extended chlorine reduction and heavy metal reduction.

Our best fluoride reduction cartridge. A generous amount of highest quality activated alumina media.

Very high quality Pentek cartridge which uses premium grade coconut shell GAC for superb drinking water.

A granular carbon filter made with 100% Centaur catalytic carbon for chloramine, chlorine/taste/odor and hydrogen sulfide treatment.

Chlorine/taste/odor cartridge for any application where taste/odor improvement is needed.

A well water cartridge for iron and hydrogen sulfide reduction.

A high quality nitrate reduction cartridge.

Flowmatic Silver Impregnated GAC.

An ideal reverse osmosis post-filter cartridge for chlorine / chemical removal and taste & odor improvement. Raises low PH values and adds dissolved calcium and magnesium for excellent taste performance.

A granular carbon/calcite cartridge for raising pH, as well as chlorine and chemical redution.

A calcite cartridge designed to raise pH and TDS of low pH / low mineral water.

A water softening cartridge filled with standard cation softener resin. Frequently used for car washing and window cleaning. Works best at low flow rates.

A limited-capacity cartridge designed to remove all mineral content from water.

A granular cartridge for iron reduction.

A granular Filox cartridge for iron, manganese and hydrogen sulfide removal.

A very tight surface filter for low sediment applications.

A tight depth filter for low sediment applications.

A tight surface filter for low sediment applications.

A tight depth filter for low sediment applications.

A popular surface filter for normal sediment applications.

A popular depth filter for normal sediment applications.

A popular depth filter for normal sediment applications.

A hot water depth filter, for normal sediment applications.

Depth filter for sediment filtration.

A ceramic filter with silver for complete removal of bacteria and other pathogens. The famous Doulton Sterasyl in a larger diameter, freer flowing version.