Frequently Asked Questions

How to replace?

  • Step 1: Turn off the water supply to the filtration system.
  • Step 2: Remove the old filter cartridge by twisting it counterclockwise.
  • Step 3: Insert the new Cuno HF90-S cartridge and twist it clockwise to secure.
  • Step 4: Turn the water supply back on and check for leaks.

Estimate time?

Approximately 15-30 minutes for replacement.

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