Search Results for '20 x 18'

• 

  Fiberglass 12" X 18" X 1" Panel Filter - Equipment Protection

  $6.63 / Filter

  in stock
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  16x18x1 AIRx HEALTH Air Filter - MERV 13

  $18.49 / Filter

  in stock
• 

  20x30x3 MERV 13 Return Air Grille Filter, 4-Pack

  $46.95 / Filter

  in stock
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  18x25x1 AIRx DUST Air Filter - MERV 8

  $9.49 / 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
• 

  18x24x2 AIRx DUST Air Filter - MERV 8

  $13.49 / Filter

  in stock
• 

  20x20x4 AIRx HEALTH Air Filter - MERV 13, 2-Pack

  $32.49 / Filter

  

  9 review(s)

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  Average rating 4.6/5

  5 stars

  (8)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (1)

  in stock
• 

  18x24x3 MERV 13 Return Air Grille Filter, 2-Pack

  $50.23 / Filter

  3-4 Weeks to Ship
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  20x30x3 MERV 11 Return Air Grille Filter, 4-Pack

  $42.95 / Filter

  in stock
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  20x20x3 MERV 8 Return Air Grille Filter, 4-Pack

  $37.95 / Filter

  in stock
• 

  20x23x4 AIRx DUST Bryant/Carrier FILXXFNC-0024 Replacement Air Filter- MERV 8, 4-Pack

  $42.95 / Filter

  

  44 review(s)

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  Average rating 4.8/5

  5 stars

  (37)

  4 stars

  (5)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (1)

  in stock
• 

  18x18x2 AIRx HEALTH Air Filter - MERV 13

  $22.74 / Filter

  1 Week to Ship