Search Results for '13 x 21'

• 

  10x20x3 MERV 13 Return Air Grille Filter, 2-Pack

  $50.23 / Filter

  2-3 Weeks to Ship
• 

  Aprilaire #216 MERV 16 Replacement Filter

  $151.56 / Filter

  

  2 review(s)

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  Average rating 4.5/5

  5 stars

  (1)

  4 stars

  (1)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
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  Aprilaire #213CBN MERV 13 Odor Reduction Replacement Filter

  $151.56 / 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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  Aprilaire #213 CBN MERV 13 Odor Reduction Replacement Filter, 2-Pack

  $134.30 / 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
• 

  Aprilaire #216 MERV 16 Replacement Filter, 2-Pack

  $146.57 / Filter

  

  5 review(s)

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  Average rating 4.6/5

  5 stars

  (3)

  4 stars

  (2)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  Aprilaire #210 MERV 11 Replacement Filter

  $75.19 / Filter

  

  27 review(s)

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  Average rating 5.0/5

  5 stars

  (27)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  13x21.5x1 AIRx ALLERGY Air Filter, 4-Pack

  $17.49 / 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)

  in stock
• 

  Aprilaire #913 MERV 13 Replacement Filter

  $80.05 / Filter

  

  3 review(s)

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  Average rating 5.0/5

  5 stars

  (3)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  In Stock
• 

  21x24.5x4.5 AIRx HEALTH Rheem/Ruud RXHF-E24AM13 Replacement Air Filter - MERV 13

  $89.50 / Filter

  1 Week to Ship
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  17.5x21x4.5 AIRx HEALTH Rheem/Ruud RXHF-E17AM13 Replacement Air Filter - MERV 13

  $75.25 / Filter

  

  3 review(s)

  ◆

   

  Average rating 5.0/5

  5 stars

  (3)

  4 stars

  (0)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  1 Week to Ship
• 

  Aprilaire #913 MERV 13 Replacement Filter, 2-Pack

  $77.46 / 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
• 

  13x21.5x1 AIRx DUST Air Filter, 6-Pack

  $11.49 / Filter

  

  56 review(s)

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  Average rating 4.9/5

  5 stars

  (51)

  4 stars

  (5)

  3 stars

  (0)

  2 stars

  (0)

  1 star

  (0)

  in stock