Specialty Replacements

The PRO+AQUA FC-9-PF is a dual two-stage filter in one. The first stage filters sediment, dirt, sand, and other particles down to the 5 micron leve...

KDF1-4510 4.5" x 10" Coconut GAC + 1 LB KDF cartridge. For City or Well Water Whole House or Commercial use. This filter is made from coconut shell...

KDF85-10 2.5" x 10" Coconut GAC + KDF85 standard size filter cartridge. For Well Water or City Whole House filtration as well as Commercial use. T...

KDF2-4520 4.5" x 20" Coconut GAC + 2LBS KDF size cartridge. For City or Well Water Whole House or Commercial use. This filter is made from coconut ...

Not compatible with the Black-Cap Style WS-P-REG-KITV2 Prefilter/Regeneration System.The PRO+AQUA PA-DC is a dual two stage filter in one. The firs...

KDF85-10B 4.5" x 10" Coconut GAC + KDF85 Big Blue size cartridge. For Well Water or City Whole House filtration as well as Commercial use. This fil...

KDF85-20B 4.5" x 20" Coconut GAC + KDF85 Big Blue size cartridge. For Well Water or City Whole House filtration as well as Commercial use. This fil...

The CAT-4520 softening cation resin filter is used for the reduction of hard water using an ion exchange process. The CAT-4520 water softening filt...

Hydronix Whole House UDF-4520GACKDF2 4.5" x 20" Coconut GAC + 2LBS KDF, Big Blue size cartridge. This filter is made from coconut shell GAC in comb...

This OEM iFilters replacement cartridge is used in the iFilters IF-SF-CH and IF-SF-WH shower filters as well as other similar shower filters. This ...

The Hydronix UDF-10KDF.5 is a 2.5" x 10" KDF replacement with 0.5 lbs of KDF media. For use in many water filter systems, especially whole-house fi...

The iFilters KDF05-10 is a 2.5" x 10" KDF replacement filter with 0.5 lbs of KDF media. For use in many water filter systems, especially point of u...

The Hydronix UDF-10KDF2 is a 2.5" x 10" KDF replacement with 2 lbs of KDF media. For use in many water filter systems, especially whole house filte...

The Hydronix UDF-10PF is a dual two stage filter in one. The first stage filters sediment, dirst, sand and other particles down to the 5 micron lev...

The Hydronix UDF-10KDF1 is a 2.5" x 10" KDF replacement with 1 lbs of KDF media. For use in many water filter systems, especially whole house filte...

The Hydronix UDF-10C100E Resin Water Softening cartridges are the best choice for your higher flow, water softening needs. Made with NSF certified ...

This 4.5" x 20" Alkaline cartridge is used to increase pH and neutralize the acidity of low-mineral water. This alkaline filter will improve the ov...

Hydronix DI-4520C Deionization Resin TDS Reduction Cartridge – 4.5" x 20" The Hydronix DI-4520C Deionization (DI) Resin Cartridge is designed to re...

3 Stage Aquarium Reverse Osmosis RO Replacement Water Filter Set with 100 GPD Membrane. For any standard compact Aquarium RO system with 1/4" tubin...

Hydronix UDF-10BP-ALK Alkaline pH Water Filter Cartridge – 4.5" x 10" The Hydronix UDF-10BP-ALK Alkaline pH Water Filter Cartridge is designed to e...

The Hydronix UDF-20C200E Resin Water Softening cartridges are the best choice for your higher flow, water softening needs. Made with NSF certified ...