Search Results for '20 x 18 fiberglass'

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  21x21.5x1 AIRx DUST Trane BAYFTAH21P Replacement Air Filter - MERV 8

  $32.83 / Filter

  

  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)

  1 Week to Ship
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  16.375x21.5x1 AIRx DUST Air Filter, 6-Pack

  $12.49 / Filter

  

  133 review(s)

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  Average rating 4.7/5

  5 stars

  (103)

  4 stars

  (26)

  3 stars

  (2)

  2 stars

  (2)

  1 star

  (0)

  in stock
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  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
• 

  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
• 

  Abatement Technologies PAK100-UV Filter/Bulb Yearly Kit

  $277.22 / Filter

  

  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)

  3-4 Weeks to Ship
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  15x25x1 AIRx DUST Air Filter - MERV 8

  $11.49 / Filter

  

  11 review(s)

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  Average rating 4.3/5

  5 stars

  (6)

  4 stars

  (2)

  3 stars

  (3)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  24x24x1 AIRx DUST Air Filter, 6-Pack

  $12.49 / Filter

  

  72 review(s)

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  Average rating 4.8/5

  5 stars

  (61)

  4 stars

  (8)

  3 stars

  (1)

  2 stars

  (1)

  1 star

  (1)

  in stock
• 

  24x24x2 AIRx DUST Air Filter - MERV 8

  $14.49 / Filter

  

  17 review(s)

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  Average rating 4.8/5

  5 stars

  (14)

  4 stars

  (3)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
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  Abatement Technologies PAK100-UVP Filter/Bulb Yearly Kit

  $267.22 / Filter

  3-4 Weeks to Ship
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  Abatement Technologies PAK50-UV Filter/Bulb Yearly Kit

  $249.95 / Filter

  3-4 Weeks to Ship
• 

  16x22x1 AIRx DUST Air Filter - MERV 8

  $14.49 / Filter

  

  7 review(s)

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  Average rating 5.0/5

  5 stars

  (7)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  24x30x1 AIRx DUST Air Filter, 6-Pack

  $14.49 / Filter

  

  38 review(s)

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  Average rating 4.8/5

  5 stars

  (30)

  4 stars

  (7)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock