Search Results for '20 x 18'

• 

  16x20x4 AIRx ALLERGY Air Filter - MERV 11, 2-Pack

  $28.49 / Filter

  

  5 review(s)

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  Average rating 4.0/5

  5 stars

  (3)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (1)

  in stock
• 

  18x18x1 AIRx DUST Air Filter, 12-Pack

  $10.49 / Filter

  

  10 review(s)

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  Average rating 5.0/5

  5 stars

  (10)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  Replacement for Trane QuikBox® Filter - FLRQB5AH18M11, 2-Pack

  $35.90 / Filter

  in stock
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  18x18x2 AIRx ALLERGY Air Filter - MERV 11

  $18.49 / Filter

  in stock
• 

  12x18x1 AIRx ODOR Air Filter - CARBON

  $19.49 / Filter

  in stock
• 

  20x20x3 MERV 11 Return Air Grille Filter, 4-Pack

  $39.95 / Filter

  in stock
• 

  16x20x4 AIRx HEALTH Air Filter - MERV 13 2-Pack

  $36.49 / Filter

  

  8 review(s)

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  Average rating 4.6/5

  5 stars

  (6)

  4 stars

  (1)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x24x1 AIRx DUST Air Filter, 12-Pack

  $8.49 / Filter

  

  41 review(s)

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  Average rating 4.8/5

  5 stars

  (35)

  4 stars

  (5)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x30x1 AIRx ALLERGY Air Filter, 12-Pack

  $14.49 / Filter

  in stock
• 

  18x18x1 AIRx ALLERGY Air Filter, 12-Pack

  $13.49 / Filter

  

  9 review(s)

  ◆

   

  Average rating 5.0/5

  5 stars

  (9)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x25x1 AIRx ALLERGY Air Filter - MERV 11

  $13.49 / Filter

  in stock
• 

  18x30x1 AIRx DUST Air Filter, 12-Pack

  $12.49 / Filter

  

  8 review(s)

  ◆

   

  Average rating 4.3/5

  5 stars

  (6)

  4 stars

  (0)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (1)

  in stock