Search Results for '23 x 21 furnace filter'

• 

  21.5x23.5x1 AIRx ALLERGY Air Filter, 4-Pack

  $20.49 / Filter

  

  3 review(s)

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  Average rating 5.0/5

  5 stars

  (3)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  21.5x23.5x1 AIRx DUST Air Filter, 4-Pack

  $16.49 / Filter

  in stock
• 

  FilterLOCK Furnace and Air Conditioning Filter Seal

  $17.95 / Pc

  

  1 review(s)

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  Average rating 5.0/5

  5 stars

  (1)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  MERV 11 Filter for Santa Fe Classic Dehumidifier (4021475)

  $11.34 / Filter

  

  2 review(s)

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  Average rating 5.0/5

  5 stars

  (2)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  19.75x21.5x1 AIRx DUST Air Filter, 6-Pack

  $17.49 / Filter

  

  89 review(s)

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  Average rating 4.7/5

  5 stars

  (72)

  4 stars

  (11)

  3 stars

  (5)

  2 stars

  (1)

  1 star

  (0)

  in stock
• 

  13x21.5x1 AIRx DUST Air Filter, 6-Pack

  $11.49 / Filter

  

  56 review(s)

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  Average rating 4.9/5

  5 stars

  (51)

  4 stars

  (5)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  16.375x21.5x1 AIRx ALLERGY Air Filter, 12-Pack

  $16.49 / Filter

  

  4 review(s)

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  Average rating 5.0/5

  5 stars

  (4)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  16.375x21.5x1 AIRx DUST Air Filter, 6-Pack

  $12.49 / Filter

  

  133 review(s)

  ◆

   

  Average rating 4.7/5

  5 stars

  (103)

  4 stars

  (26)

  3 stars

  (2)

  2 stars

  (2)

  1 star

  (0)

  in stock
• 

  16.375x21.5x1 AIRx ALLERGY Air Filter, 6-Pack

  $17.49 / Filter

  

  103 review(s)

  ◆

   

  Average rating 4.8/5

  5 stars

  (89)

  4 stars

  (12)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (1)

  in stock
• 

  21.5x23.5x1 AIRx DUST Air Filter, 6-Pack

  $14.49 / Filter

  

  49 review(s)

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  Average rating 4.7/5

  5 stars

  (40)

  4 stars

  (6)

  3 stars

  (2)

  2 stars

  (1)

  1 star

  (0)

  in stock
• 

  21.5x23.5x1 AIRx ALLERGY Air Filter, 6-Pack

  $17.49 / Filter

  

  64 review(s)

  ◆

   

  Average rating 4.5/5

  5 stars

  (44)

  4 stars

  (13)

  3 stars

  (4)

  2 stars

  (2)

  1 star

  (1)

  in stock
• 

  21x21x1 AIRx DUST Air Filter - MERV 8

  $14.49 / Filter

  

  7 review(s)

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  Average rating 4.0/5

  5 stars

  (5)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (1)

  1 star

  (1)

  6-8 Weeks to Ship