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

• 

  18x20x2 AIRx DUST Air Filter - MERV 8

  $14.49 / Filter

  in stock
• 

  18x18x2 AIRx ALLERGY Air Filter - MERV 11

  $18.49 / Filter

  in stock
• 

  18x20x2 AIRx HEALTH Air Filter - MERV 13

  $18.56 / Filter

  in stock
• 

  18x18x2 AIRx HEALTH Air Filter - MERV 13

  $22.74 / Filter

  1 Week to Ship
• 

  18x18x2 AIRx HEALTH Air Filter - MERV 13

  $25.77 / Filter

  1 Week to Ship
• 

  18x30x1 AIRx ALLERGY Air Filter, 12-Pack

  $14.49 / Filter

  

  2 review(s)

  ◆

   

  Average rating 4.5/5

  5 stars

  (1)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x24x2 AIRx ALLERGY Air Filter - MERV 11

  $17.49 / Filter

  

  1 review(s)

  ◆

   

  Average rating 5.0/5

  5 stars

  (1)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x20x1 AIRx ALLERGY Air Filter, 12-Pack

  $12.49 / Filter

  

  10 review(s)

  ◆

   

  Average rating 4.8/5

  5 stars

  (9)

  4 stars

  (0)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  16x18x1 AIRx ALLERGY Air Filter - MERV 11

  $12.49 / Filter

  in stock
• 

  18x20x2 AIRx ALLERGY Air Filter - MERV 11

  $19.49 / Filter

  in stock
• 

  18x25x1 AIRx ALLERGY Air Filter - MERV 11

  $14.49 / Filter

  

  10 review(s)

  ◆

   

  Average rating 4.6/5

  5 stars

  (7)

  4 stars

  (2)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  in stock
• 

  18x24x1 AIRx ALLERGY Air Filter, 6-Pack

  $13.49 / Filter

  

  46 review(s)

  ◆

   

  Average rating 4.8/5

  5 stars

  (40)

  4 stars

  (3)

  3 stars

  (2)

  2 stars

  (0)

  1 star

  (1)

  in stock