Search Results for '13 x 20 furnace filter'

• 

  20x20x1 AIRx DUST Air Filter, 12-Pack

  $8.49 / Filter

  

  109 review(s)

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  Average rating 4.8/5

  5 stars

  (96)

  4 stars

  (9)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (3)

  in stock
• 

  Replacement for Aprilaire® # 210, 213 Filter - MERV 8

  $49.95 / Filter

  in stock
• 

  20x20x1 AIRx HEALTH Air Filter, 12-Pack

  $12.49 / Filter

  

  54 review(s)

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  Average rating 4.8/5

  5 stars

  (46)

  4 stars

  (6)

  3 stars

  (2)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  16x20x2 AIRx DUST Air Filter - MERV 8

  $10.49 / Filter

  

  6 review(s)

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  Average rating 4.7/5

  5 stars

  (4)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  20x20x1 AIRx ODOR Air Filter - Carbon MERV 8

  $13.49 / 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
• 

  20x20x1 AIRx ALLERGY Air Filter, 12-Pack

  $10.49 / Filter

  

  109 review(s)

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  Average rating 4.9/5

  5 stars

  (104)

  4 stars

  (3)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (2)

  in stock
• 

  20x25x1 AIRx DUST Air Filter, 12-Pack

  $7.29 / Filter

  

  102 review(s)

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  Average rating 4.8/5

  5 stars

  (90)

  4 stars

  (9)

  3 stars

  (1)

  2 stars

  (1)

  1 star

  (1)

  in stock
• 

  20x25x1 AIRx ALLERGY Air Filter, 12-Pack

  $10.29 / Filter

  

  138 review(s)

  ◆

   

  Average rating 4.8/5

  5 stars

  (128)

  4 stars

  (5)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (4)

  in stock
• 

  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
• 

  16x20x1 AIRx DUST Air Filter, 12-Pack

  $7.49 / Filter

  

  94 review(s)

  ◆

   

  Average rating 4.9/5

  5 stars

  (88)

  4 stars

  (6)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  20x25x2 AIRx HEALTH Air Filter - MERV 13

  $19.49 / Filter

  

  3 review(s)

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  Average rating 4.7/5

  5 stars

  (2)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18" X 20" X 1" Lifetime Permanent Washable Filter

  $56.95 / Filter

  

  8 review(s)

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  Average rating 4.3/5

  5 stars

  (5)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (1)

  in stock