Fits checked Oct 1, 2026 · How we check
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GeneralAire · humidifier filter

GeneralAire 1099-20 pad

1099-20 Vapor Pad. Part 1099-20. Replace 1 to 2 times per humidification season. Fits 1 model and their listed variants.

Buy 1099-20 pad on AmazonManufacturer page

Opens an Amazon search for GeneralAire 1099-20 pad. Check the listing says 1099-20.

Fits these models

Part numbers

Genuine part
1099-20
Also listed as
7047
How often
Replace 1 to 2 times per humidification season
What is in it
expanded aluminum Vapor Pad with hydrophilic coating

Sources

  • Which filter fits generalfilters.com Maker's own page checked Oct 1, 2026
    Fits: GeneralAire® 1099 Series Humidifiers
  • How often generalfilters.com Maker's own page checked Oct 1, 2026
    Common Question: How often should I change my Vapor Pad ®? You'll want to replace your Vapor Pad ® 1-2 times per humidification season.
  • What's in it generalfilters.com Maker's own page checked Oct 1, 2026
    Your Vapor Pad ® is constructed using an expanded aluminum base, coated with a hydrophilic material that absorbs water.
Show all 4 sources

Which filter fits

  1. generalfilters.com Maker's own page checked Oct 1, 2026
    Fits: GeneralAire® 1099 Series Humidifiers
  2. generalfilters.com Maker's own page checked Oct 1, 2026
    Model Name: 1099LHS Part Number: 5015 ... Replacement Vapor Pad ®: 1099-20 (GFI #7047)

How often

  1. generalfilters.com Maker's own page checked Oct 1, 2026
    Common Question: How often should I change my Vapor Pad ®? You'll want to replace your Vapor Pad ® 1-2 times per humidification season.

What's in it

  1. generalfilters.com Maker's own page checked Oct 1, 2026
    Your Vapor Pad ® is constructed using an expanded aluminum base, coated with a hydrophilic material that absorbs water.