Replacement Filters

LayneRT Arsenic Removal Filter Big Blue 4.5-inch x 20-inch High arsenic removal capacity Minimal flow restriction Standard 4.5-inch x 20-inch filter size Big Blue 20" filter with LayneRT resin offers excellent removal of Arsenic with less flow...

The Big Blue 20" Catalytic Carbon/KDF 85 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF-85 media enables the filter to remove iron AND hydrogen sulfide. Paired with the catalytic...

Improved pre-filter set fits standard drinking water RO systems. Includes 1 micron sediment, 1 micron carbon, and GAC/KDF. Product Features 10" 1µ Sediment 1 micron sediment filter for particulates 10" GAC/KDF Granular activated carbon...

The Big Blue 10" GAC/KDF 55 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF 55 media enables the filter to remove heavy metals, including lead, mercury, and iron. The filter...

This filter set is designed for the Mikro Omega portable RO system. The inline filters work with most reverse osmosis systems available as well, and includes an inline GAC filter and an inline DI filter, both with 1/4" quick-connect fittings. Reverse...

Carbon Prefilter Fits Merlin and Pentair PRF systems Measures 17" x 2 3/4" The prefilter on the GE Merlin and Pentair PRF reverse osmosis systems should be changed every 6-12 months to prolong the life of the membranes.

Replacement filter set for the 2 stage Big Blue 20" filter system includes activated bone char and GAC/KDF55 filters. The bone char filter reduces fluoride and arsenic in your water along with a wide range of radioactive particles, tastes, and odors...

The Big Blue 20" empty cartridge shell allows you to make your own custom whole house filter to treat exactly what you want in your water. Or, you can save money and refill it after the media is exhausted several times over. It includes the shell,...

The Big Blue 10" Catalytic Carbon/KDF 85 filter can be used to replace a current filter or upgrade from the carbon block filter or standard GAC filter. The KDF 85 media enables the filter to remove heavy metals, including lead, mercury, and iron AND...

Inline Carbon Taste & Odor Post Filter w/ 3/8-inch Quick Connect Fittings Product Features GAC Granular activated carbon inline filter is great for removal of chlorine, chloramine, tastes, odors, and chemicals Taste & Odor Post Filter Standard...

Replacement filter set for 3 stage slimline whole house filter system. Includes carbon block, GAC and sediment filters. Filters need replaced at least once a year, every 6 months is average for most homes. Product Features 20" Sediment...

This filter set is designed for the 4-stage reverse osmosis (RO) system. The standard size filters work in most reverse osmosis systems and includes a 5 micron sediment filter, a 5 micron carbon block filter, and an inline GAC taste and odor polishing...

Replacement filter set for the 2 stage Big Blue 20" filter system includes activated alumina filter and carbon block. The activated alumina filter removes removes fluoride, lead, and arsenic from your water without adding anything harmful. The carbon...

Replacement 75 GPD RO membrane for Twist-Loc reverse osmosis systems. 

Replacement filter set for the 2 stage Big Blue 20" filter system includes activated alumina filter and radial flow carbon. The activated alumina filter removes removes fluoride, lead, and arsenic from your water without adding anything harmful. The...