Sub-Zero 4204490 Refrigerator Water Filter Replacement - 2 Pack

Keep a spare cartridge ready for your next scheduled filter change with this Sub-Zero 4204490 water filter 2-pack. Each cartridge is designed for compatible Sub-Zero refrigerators and helps improve water quality by reducing chlorine taste and odour. The twist-in design allows replacement in matching filter housings, while the two-filter supply gives you a second cartridge for future maintenance. Check your refrigerator's model and current filter code before ordering to ensure the correct replacement.

Specifications

Key Features

• Two Cartridges in One Pack: Provides a spare filter for a later replacement, helping you prepare for routine refrigerator maintenance.
• Better-Tasting Water: Helps reduce chlorine taste and odour in water dispensed by compatible Sub-Zero appliances.
• Particulate Filtration: Filters particulates covered by the cartridge's performance specifications.
• Designed for a Matching Filter Housing: The one-prong twist-in connection suits compatible Sub-Zero filter systems.
• Useful Replacement Interval: Each cartridge is designed for up to a year of service, depending on water quality, usage and the refrigerator's guidance.
• Alternative Part Reference: Part number 9030868 is listed as interchangeable with 4204490 in compatible systems.

Compatibility

• Brand: Sub-Zero.
• Required Filter Code: 4204490.
• Interchangeable Reference: 9030868.
• Potentially Compatible Series: Selected Classic BI and CL, Designer IC, IT, DEC and DET, and Professional models.
• Before Purchasing: Filter requirements can vary by model and serial number. Confirm that your refrigerator uses 4204490 or the listed interchangeable part before ordering.

Contaminants It Reduces

The Sub-Zero 4204490 is a water filter cartridge. Its stated functions include reducing chlorine taste and odour and filtering specified particulates.

• Chlorine taste and odour: Helps improve the taste and smell of drinking water.
• Specified particulates: Filters particulate matter covered by the cartridge's performance data.
• Other substances: Check the manufacturer's performance data for verified contaminant reduction claims and their applicable levels.

This filter does not make microbiologically unsafe water safe to drink unless adequate disinfection is also provided.

Installation Instructions

1. Check the refrigerator's model information and confirm that it uses the 4204490 cartridge.
2. Locate the filter compartment by following the appliance manual.
3. Twist the installed cartridge to release it, then remove it from the housing.
4. Unpack one replacement cartridge and remove any protective covering.
5. Align the cartridge with the filter housing and fit it using the specified twist-in method.
6. Confirm that the cartridge is securely seated.
7. Flush the filter as directed in the refrigerator manual before drinking the water or using the ice maker.
8. Reset the filter indicator if your refrigerator includes one.
9. Keep the second cartridge sealed in a cool, dry place until it is needed.