AIRx 20x20x5AB-ALLERGY | Our#: 177900

20x20x5 AIRx ALLERGY ReservePro 4531 Replacement Air Filter - MERV 11

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AIRx 20x20x5AB-ALLERGY | Our#: 177900

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Reduce common allergy symptoms

  • Reduces allergy irritating particles
  • Captures allergens like dust, mold spores, pet dander, dust mite debris and more
  • Lessens odors from car fumes & smog
  • Creates cleaner indoor air
  • Actual Dimensions: 19-11/16" x 20-11/16" x 4-15/16"
  •  Free Shipping & Returns
  •  100% Compatibility Guarantee
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Product Details

Is this the right air filter for you?

If you want to reduce particles in your home that aggravate your allergies, this is the filter for you!  Shopping for filters doesn't have to be difficult.  We'll delivery quickly to your front door.

  • Quality 5" pleated air filter offers improved filtration and longer service life over common 1" filters 
  • MERV 11 rating means the filter attracts common large household allergens like dust, pollen, and mold spores
  • Replaces the ReservePro part # 4531 - nominal size 20x20x5
  • Foam gasketing prevents air bypass
  • Replace every 6 months under normal use
  • Made with pride in the USA
  • 100% free shipping and returns on all filters

What does this air filter remove?

What part numbers does this filter replace?

  • ReservePro 4531, 5FM2020

Do you want to know about the technical specs?

Nominal Dimensions
20 x 20 x 5"
Actual Dimensions
19-11/16 x 20-11/16 x 4-15/16"
Filter Media
Electrostatically charged 100% synthetic gradient media that does not support microbiological growth
Filter Support Grid
30 gauge galvanized expanded metal grid
Frame
Moisture resistant double-wall beverage board
Max Temperature
180F (82C) continuous service, peak 225F (107C)
Max Humidity
Resistant to 100% R.H.