Search Results for '18 x 18 merv 5 furnace filters'

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  18x36x1 AIRx HEALTH Air Filter - MERV 13

  $22.49 / Filter

  5-6 Weeks to Ship
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  12x18x1 AIRx ODOR Air Filter - CARBON

  $18.49 / Filter

  in stock
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  18x24x1 AIRx ODOR Air Filter - Carbon

  $18.68 / Filter

  1 Week to Ship
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  14x18x1 AIRx ALLERGY Air Filter - MERV 11, 12-Pack

  $14.49 / 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 ODOR Air Filter - Carbon MERV 8

  $13.49 / Filter

  in stock
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  12x18x1 AIRx DUST Air Filter - MERV 8

  $11.49 / 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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  12x18x1 AIRx HEALTH Air Filter - MERV 13

  $19.49 / Filter

  in stock
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  16x18x1 AIRx HEALTH Air Filter - MERV 13

  $17.49 / Filter

  in stock
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  16x18x1 AIRx DUST Air Filter - MERV 8

  $10.49 / Filter

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

  $14.97 / Filter

  In Stock
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  18x18x2 AIRx DUST Air Filter - MERV 8

  $10.33 / Filter

  in stock
• 

  Trane QwikBox® Replacement Filter - FLRQB5AH18M11, 2-Pack

  $44.98 / Filter

  

  13 review(s)

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  Average rating 4.4/5

  5 stars

  (9)

  4 stars

  (2)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (1)

  In Stock