Frequently Asked Questions

How to replace?

  • Step 1: Turn off the water supply to the system.
  • Step 2: Remove the old filter cartridge from the system.
  • Step 3: Insert the new Cuno CFS9720S cartridge and turn the water supply back on.

Estimate time?

Approximately 15-20 minutes.

How often should I replace the cartridge?

Typically every 6 months for optimal performance.

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