Individual Replacement Filters

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.

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...

The Big Blue 10" Activated Alumina filter can be used to replace a current filter or upgrade your current 10" Big Blue filter system. The activated alumina filter reduces lead, arsenic, and fluoride in your water without adding any harmful chemicals or...

The 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 heavy metals, including lead, mercury, and iron as well as low...

The 20" 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 equipment, water...

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...

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...