Sub-Zero 7042798 Air Purification Cartridge with 4204490 Water Filter Combo Pack

The Sub-Zero 7042798 Air Cartridge & 4204490 Water Filter Combo Pack includes both the air purification cartridge and the refrigerator water filter in one convenient set. The 7042798 air cartridge helps reduce ethylene gas and food odours inside the fresh-food compartment, while the 4204490 water filter improves the taste of drinking water and ice. This dual pack is a practical choice for completing both replacements during the same maintenance cycle.

Product Details

• Product Name: Sub-Zero 7042798 Air Cartridge & 4204490 Water Filter Combo Pack
• Air Filter Model: 7042798 (replaces 7007067)
• Water Filter Model: 4204490
• Related Part Numbers: 7042798, 7007067, 4204490, 4290510, 9030868
• Pack Size: 1 Air Purification Cartridge + 1 Water Filter
• Filter Type: Refrigerator air purification cartridge + water filter
• Air Filter Service Life: Approximately 12 months
• Water Filter Rated Capacity: Up to 750 gallons
• Recommended Replacement: Every 12 months or according to the refrigerator’s filter indicators
• Service Flow Rate (Water): 0.78 GPM
• Operating Water Pressure: 35–120 PSI
• Operating Temperature: 33–100°F
• Installation Type: Snap-in (air) + Twist-in (water)
• Certifications: NSF/ANSI 42 and NSF/ANSI 53 (water filter)

Special Features

Air Purification + Water Filtration in One Pack

This combo pack supplies the 7042798 air purification cartridge together with the 4204490 water filter, allowing you to refresh both systems at the same time.

Helps Reduce Ethylene Gas and Food Odours

The 7042798 air cartridge continuously helps reduce ethylene gas released by fruits and vegetables, along with everyday food odours, supporting longer produce freshness and a cleaner-smelling refrigerator.

750-Gallon Water Filter Capacity

Each 4204490 water filter is rated for up to 750 gallons of water, with a recommended replacement interval of around 12 months. Actual service life depends on water quality and household usage.

Improves Water Taste and Ice Quality

The 4204490 water filter reduces chlorine taste and odour in drinking water and ice, delivering cleaner, fresher-tasting results from your Sub-Zero dispenser.

Simple Tool-Free Installation

Both cartridges install without specialised tools. The air cartridge snaps into place and the water filter uses a twist-in design. Follow your refrigerator’s user manual for correct fitting and indicator reset steps.

Certified Water Filtration Performance

The water filter is certified to NSF/ANSI 42 and NSF/ANSI 53 for specified claims covering chlorine taste and odour reduction and selected contaminant reduction.

Compatibility

This combination is designed for select Sub-Zero refrigerators equipped with both the air purification system and the 4204490 water filtration system. Always verify your appliance model number and existing filter codes before ordering.

• Filter Models: 7042798 (air) + 4204490 (water)
• Related Part Numbers: 7042798, 7007067, 4204490, 4290510, 9030868
• Pack Quantity: 1 of each filter
• Model Reference: Sub-Zero 7042798 + 4204490 combo
• Product Reference: Sub-Zero air and water filter pack
• Compatibility Reference: Sub-Zero refrigerator air and water filter replacement
• Pack-Specific Search Term: Sub-Zero 7042798 4204490 combo pack
• Related Search Term: Sub-Zero air filter and water filter set

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