Search Results for '11 18x 11 38 x1'

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  16x18x1 AIRx DUST Air Filter - MERV 8

  $11.49 / Filter

  

  10 review(s)

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  Average rating 4.6/5

  5 stars

  (7)

  4 stars

  (2)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
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  12x18x1 AIRx ALLERGY Air Filter - MERV 11

  $15.49 / Filter

  

  7 review(s)

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  Average rating 4.9/5

  5 stars

  (6)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
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  16x18x1 AIRx HEALTH Air Filter - MERV 13

  $18.49 / Filter

  in stock
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  18x25x1 AIRx ALLERGY Air Filter - MERV 11

  $13.49 / Filter

  

  2 review(s)

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  Average rating 4.5/5

  5 stars

  (1)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  14x18x1 AIRx DUST Air Filter - MERV 8, 6-Pack

  $13.49 / Filter

  

  27 review(s)

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  Average rating 4.9/5

  5 stars

  (24)

  4 stars

  (3)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x30x1 AIRx HEALTH Air Filter - MERV 13

  $21.49 / Filter

  

  21 review(s)

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  Average rating 4.8/5

  5 stars

  (18)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (1)

  1 star

  (0)

  in stock
• 

  18x24x1 AIRx HEALTH Air Filter, 6-Pack

  $21.49 / Filter

  

  20 review(s)

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  Average rating 4.5/5

  5 stars

  (16)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (2)

  in stock
• 

  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
• 

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

  $12.49 / 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
• 

  18" X 18" X 2" MERV 11 Pleated Filter For Geothermal Systems

  $14.97 / Filter

  In Stock
• 

  18" X 18" X 1" Lifetime Permanent Washable Filter

  $56.95 / Filter

  

  7 review(s)

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  Average rating 4.3/5

  5 stars

  (4)

  4 stars

  (1)

  3 stars

  (2)

  2 stars

  (0)

  1 star

  (0)

  in stock
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  18" X 18" X 1" Lifetime Permanent Washable Filter, 2-Pack

  $55.48 / Filter

  in stock