1099-20 - Generalaire Humidifier Filter
The 1099-20 is a Generalaire humidifier furnace/whole-house water panel that fits 6 models in our data.
Buy the water panel for the 1099-20
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Also known as / cross-references
The 1099-20 replaces these part numbers: 7047.
Humidifiers that use the 1099-20 (6)
Frequently asked
What is the 1099-20?
The 1099-20 is a Generalaire humidifier furnace/whole-house water panel that fits 6 models in our data.
Is the 1099-20 a wick or a furnace pad?
The 1099-20 is a furnace/whole-house water panel, not a portable-unit wick.
How often should I replace the 1099-20?
We don't have a manufacturer-listed replacement interval for this filter - a common default is once per humidifying season.
Is a cheaper compatible filter as good as the OEM one?
A compatible wick or pad that physically fits isn't automatically equivalent - check reviews for real-world fit and how well it wicks water, since humidifier filters aren't independently certified the way NSF-listed water filters are.