Puricom ZIP Replacement Cartridges set includes the following items:
Replacing the cartridge is easy with a simple twist and turn, no special tools are required.
Light Indicator advises when cartridge change is due so you can never forget.
Frequency of change is dependant upon the intial quality of the water supply and more frequent catridge changes may be necessary.
Cartridges do have a shelf life and we would recommend bulk ordering of the components.
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