This is a single-stage inline under-sink filter system without a cartridge. (The cartridge is sold separately).
Build Your System. Choose from our large selection of Filter Cartridges to meet your exact needs and desires.
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Single-stage Inline Under-sink Filter System
Click below on the category of filter cartridges you would like to use, or look at them all! H2O offers the widest number of options using our UCF series of under-sink systems.
UCF under-sink systems includes CCK Quick-Connect 3/8″ union elbows, tubing, housing wrench, and bracket.