16x20x4 AIRx ALLERGY TopTech TT-FM-1620 Replacement Air Filter - MERV 11

AIRx 16x20x4TT-ALLERGY | Our#: 177887
2 pack

16" X 20" X 4" Replacement For TopTech TT-FM-1620

  • MERV 11 Rated
  • Change Every 6 Months
  • 16x20x4" Nominal
  • 15⅜x19⅜x3⅝" Actual
$52.41 $67.99
Case of 2 Filters, $26.21 ea
In Stock
Ships Tomorrow, Oct. 5th
Est. Delivery By Oct. 12th

Is this the right air filter for you?

If you want to improve the quality of the air you breath - and reduce particles that flare up your allergies, this filter is for you!    This filter removes many allergy-causing polutants like pollen and dust mite debris and keeps your air clean.   We promise convenient ordering and complete satisfaction!

  • Quality 4" pleated air filter offers improved filtration and longer service life over common 1" filters 
  • MERV 11 rating means the filter attracts and holds husehold allergens like dust, pollen, mold spores, and other small particles that irriate your lungs
  • Replaces the TopTech TT-FM-1620 filter - nominal size 16x20x4 (actual size 15-3/8" x 19-3/8" x 3-5/8")
  • Will also replace the new TopTech "QwikBox" filter - TT-FM-1620QB.
  • Replace every 6 months under normal use
  • Made with pride in the USA
  • Fast Shipping and Free Returns on all filters

What does this air filter remove?

What part numbers does this filter replace?

  • Toptech TT-FM-1620

What air cleaners does this filter fit?

  • TopTech TT-MAC-1722
Do you want to know about the technical specs?

Nominal Dimensions 16 x 20 x 4"
Actual Dimensions 15-3/8" x 19-3/8" x 3 -5/8"
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.


by PowerReviews
Exact Match16" X 20" X 4" Replacement For TopTech TT-FM-1620

(based on 1 review)

Reviewed by 1 customer

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The product was exactly what I needed!

By Jack

from Murrells Inlet SC

About Me Homeowner

Verified Buyer


  • Compact
  • Durable
  • Easy To Install
  • Good Fit
  • Good Value
  • Quiet


    Best Uses

    • Central AC

    Comments about Exact Match 16" X 20" X 4" Replacement For TopTech TT-FM-1620:

    Excellent turn around, after online ordering!

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