Search Results for '18x 36'

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  18x24x1 AIRx ALLERGY Air Filter

  $21.49 / Filter

  in stock
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  18x30x1 AIRx DUST Air Filter

  $21.49 / Filter

  in stock
• 

  18x24x1 AIRx DUST Air Filter

  $17.49 / Filter

  in stock
• 

  18x24x1 AIRx HEALTH Air Filter

  $29.49 / Filter

  in stock
• 

  18x20x1 AIRx HEALTH Air Filter

  $23.49 / 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 DUST Air Filter

  $18.49 / 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
• 

  AIRx replacement bulb for UV-Aire & Field Controls 46365402

  $25.19 / Bulb

  

  8 review(s)

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  Average rating 4.9/5

  5 stars

  (7)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  AIRx replacement bulb for UV-Aire & Field Controls 46365402, 3-Pack

  $18.89 / Bulb

  

  9 review(s)

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  Average rating 4.8/5

  5 stars

  (7)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  AIRx replacement bulb for UV-Aire & Field Controls 46365402, 2-Pack

  $23.09 / Bulb

  

  7 review(s)

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  Average rating 4.7/5

  5 stars

  (6)

  4 stars

  (0)

  3 stars

  (1)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  18" X 25" X 1" MERV 11 Pleated Filter For GeoThermal Systems

  $18.08 / Filter

  6-8 Weeks To Ship
• 

  18x24x3 MERV 11 Return Air Grille Filter, 2-Pack

  $43.77 / Filter

  2-3 Weeks to Ship
• 

  18x20x3 MERV 11 Return Air Grille Filter, 2-Pack

  $43.77 / Filter

  2-3 Weeks to Ship