Search Results for '18 by 23'

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  18x18x2 AIRx ALLERGY Air Filter - MERV 11

  $18.49 / Filter

  in stock
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  21.5x23.5x1 AIRx ALLERGY Air Filter, 12-Pack

  $16.49 / 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
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  18x20x1 AIRx HEALTH Air Filter, 12-Pack

  $14.49 / 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
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  18x20x1 AIRx ALLERGY Air Filter, 12-Pack

  $12.49 / Filter

  

  10 review(s)

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  Average rating 4.8/5

  5 stars

  (9)

  4 stars

  (0)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x18x1 AIRx DUST Air Filter, 12-Pack

  $10.49 / Filter

  

  9 review(s)

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  Average rating 5.0/5

  5 stars

  (9)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
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  12x18x1 AIRx ODOR Air Filter - CARBON

  $19.49 / Filter

  in stock
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  14x18x1 AIRx HEALTH Air Filter - MERV 13, 12-Pack

  $20.49 / Filter

  in stock
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  18x18x2 AIRx DUST Air Filter - MERV 8

  $10.33 / Filter

  in stock
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  18x24x1 AIRx HEALTH Air Filter, 12-Pack

  $20.49 / Filter

  in stock
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  14x18x1 AIRx DUST Air Filter - MERV 8, 12-Pack

  $12.49 / Filter

  

  3 review(s)

  ◆

   

  Average rating 5.0/5

  5 stars

  (3)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x20x1 AIRx DUST Air Filter, 12-Pack

  $9.49 / Filter

  

  26 review(s)

  ◆

   

  Average rating 4.7/5

  5 stars

  (22)

  4 stars

  (1)

  3 stars

  (2)

  2 stars

  (0)

  1 star

  (1)

  in stock
• 

  18x18x2 AIRx HEALTH Air Filter - MERV 13

  $25.77 / Filter

  1 Week to Ship