Keep your Sub-Zero refrigerator running fresh and clean with this OEM water and air filter combo pack. This kit includes the 4204490 water filter and 7042798 air purification cartridge, bringing both essential replacement parts together in one package.
Water filtration and air purification
The 4204490 water filter helps reduce chlorine taste, odor, sediment, and common contaminants so your water and ice taste clean and fresh. The 7042798 air purification cartridge helps reduce refrigerator odors, bacteria, mold, viruses, and ethylene gas, which contributes to faster food spoilage. The air purification system helps refresh the air inside your refrigerator every 20 minutes.
Key features
Genuine OEM Sub-Zero replacement combo pack.
Includes the 4204490 water filter and 7042798 air purification cartridge.
Helps improve drinking water and ice taste.
Helps reduce chlorine taste, odor, sediment, and contaminants.
Helps reduce refrigerator odors and airborne contaminants.
Helps reduce ethylene gas that contributes to food spoilage.
Supports fresher produce, meats, dairy, and stored foods.
Easy, tool-free replacement.
Each filter lasts up to 6 months under normal use.
Check compatibility before ordering
Designed for select current Sub-Zero Classic Series and Designer Series refrigerators that use both of these replacement parts:
4204490: refrigerator water filter.
7042798: air purification cartridge.
Confirm your refrigerator model and both part numbers before purchasing. Series name alone does not establish compatibility with your specific refrigerator.
What's included
1 Sub-Zero 4204490 refrigerator water filter.
1 Sub-Zero 7042798 air purification cartridge.
Product details
Brand: Sub-Zero.
Replacement part numbers: 4204490 and 7042798.
Pack size: 1 water filter and 1 air purification cartridge.
Water filter dimensions: 2.6" × 2.6" × 11.9".
Color: White.
Certifications listed in the supplied product information: NSF and ANSI.
Installation and care
Replace each filter every 6 months or as recommended by your refrigerator indicator.
Keep filters sealed until ready to install.
Flush the water filter after installation according to your refrigerator manual.
Do not open or tamper with the air purification cartridge.
Brand and model information
Sub-Zero and related model names are trademarks of their respective owner. Brand names and model numbers are used only for product identification and compatibility.
