AIRx 21x27x5TR-ALLERGY | Our#: 171748

21x27x5 AIRx ALLERGY Trane BAYFTFR21M Replacement Air Filter - MERV 11

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AIRx 21x27x5TR-ALLERGY | Our#: 171748

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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: 20" x 26" x 5"

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Frequently Purchased Together

Product Details

21x27x5 AIRx ALLERGY Trane BAYFTFR21M, FLRQB5FR21M11 Replacement Air Filter - MERV 11

Note - this filter is not manufactured by Trane or American Standard.

Many of our customers have come to us looking for alternatives to the expensive OEM PerfectFit filters.  Because of unusual sizing and filter construction methods, substitutes have not been available.  . . . until now!

These filters are made by a leading manufacturer to the same dimensions and performance specifications as the factory filters.  Buy today and save!

- 21" X 27" X 5" nominal size
- 20.7" x 26.2" x 5" actual size
- Efficient slide in media air filter
- Furnace Enclosure filter for Trane/American Standard
- Replaces Honeywell TRN2127T1

Pictured below - Generic replacement filter (left) and OEM factory original (right)








Do you want to know about the technical specs?

Nominal Dimensions
21 x 27 x 5"
Actual Dimensions
20 x 26 x 5"
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.

Replaces These Filters:

FilterBuy:
TRF21x27x5M11pk2
Honeywell:
TRN2127T1
Magnet:
BAY210AM
Quality Filters:
SBPFR21M40
SBPFR21MMQP
SBPFR21MOB
Tier1:
DPFT21X27X5A
DPFT21X27X5AM11
DPFT21X27X5AM13
DPFT21X27X5AM8
Trane:
BAYFTFR21M
FLR06070