Individual Replacement Filters

Inline Post Filter Inline post filter with 3/8" quick connect fittings Fits Merlin and Pentair PRF systems Measures 10" x 2 3/4" The post filter on the GE Merlin and Pentair PRF reverse osmosis systems should be changed every 6-12 months to give...

The Big Blue 10" GAC filter can be used to replace a current filter or upgrade from the standard carbon block filter. The filter measures 4.5-inch in diameter and 10-inch long and fits all standard 10-inch Big Blue housings. Product...

The Big Blue 10" phosphate filter Contains a slow-melt polyphosphate that dissolves slowly in water to inhibit scale and rust build-up. This type of treatment is recommended for use with ice machines, coffee and vending machines, food service...

The 10" pH filter can be used to replace current filters or upgrade from existing filters. The calcite media enables the filter to neutralize acid to a more neutral level and adds beneficial minerals in the process. The filter measures 2.5-inch in...

The 20" GAC filter can be used to replace a current filter or upgrade from the carbon block filter. The filter measures 2.5-inch in diameter and 20-inch long and fits all standard 20-inch housings. Product Features GAC Granular activated...

Earth friendly green carbon filter manufactured through a process requiring less energy than standard carbon filters Product Features Green Carbon Block Manufactured process uses reduced heat and byproduct recycling for an earth friendly...

Arsenic Removal Filter Big Blue 4.5-inch x 10-inch High arsenic removal capacity Minimal flow restriction Standard 4.5-inch x 10-inch filter size Big Blue 10" filter with ASM resin offers excellent removal of Arsenic with less flow restriction...

Replacement Nitrate Filter 2.5"x10"

The 10" GAC/KDF 55 filter can be used to replace current filters or upgrade from the carbon block or standard GAC filters. The KDF 55 media enables the filter to remove heavy metals, including iron, lead, and mercury. The filter measures 2.5-inch in...

The 20" pH filter contains calcite that dissolves slowly in water to neutralize acid. It also contains GAC for optimal flow and treatment of tastes and odors. Product Features pH Filter This filter is designed to treat low pH levels found in...

Bone Char Carbon  The bone char carbon filter reduces or removes fluoride, arsenic, radioactive isotopes, iron, lead, mercury, aluminum, silver, bromine, manganese, and more. Plus, it removes chemicals, tastes & odors, chlorine,...

LayneRT Arsenic Removal Filter Big Blue 4.5-inch x 10-inch High arsenic removal capacity Minimal flow restriction Standard 4.5-inch x 10-inch filter size Big Blue 10" filter with LayneRT resin offers excellent removal of Arsenic with less...

Nitrate/nitrite reduction filter Aries brand - made in the USA Standard 4.5-inch x 20-inch filters Aries AF-20-3610-BB Standard Big Blue filter fits standard 4.5-inch x 20-inch housings. Nitrate filter reduces nitrates and nitrites in the water,...

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...

Replacement filter set for the 2 stage Big Blue 20" filter system includes two DI filters. Product Features 20" Big Blue DI Big Blue Deionization filter for ultra pure water Common Size Filters Fits Big Blue 20" filter housings. The...