Showing 177–192 of 462 results

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  16x32x1 Reusable MERV 6 Electrostatic Air Filter

  $60.13
  L: 15.5in, W: 31.5in, H: 0.875in
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• 

  16x32x2 Reusable MERV 6 Electrostatic Air Filter

  $66.98
  L: 15.5in, W: 31.5in, H: 1.75in
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• 

  18x18x1 Reusable MERV 6 Electrostatic Air Filter

  $48.12
  L: 17.5in, W: 17.5in, H: 0.875in
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• 

  18x18x1 Nominal Air Filter Pad Holding Frame

  $24.15
  L: 17.5in, W: 17.5in, H: 0.875in
  - 18x18x1 Nominal Air Filter Pad Holding Frame quantity +
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• 

  18x18x1 Nominal Air Filter Pad Holding Frame, With Retainer Gate

  $28.15
  L: 17.5in, W: 17.5in, H: 0.875in
  - 18x18x1 Nominal Air Filter Pad Holding Frame, With Retainer Gate quantity +
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• 

  18x18x2 Reusable MERV 6 Electrostatic Air Filter

  $52.96
  L: 17.5in, W: 17.5in, H: 1.75in
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• 

  18x18x2 Washable Aluminum Screen Air Filter

  $54.79
  L: 17.5in, W: 17.5in, H: 1.75in
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• 

  18x18x2 Nominal Air Filter Pad Holding Frame

  $28.43
  L: 17.5in, W: 17.5in, H: 1.75in
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• 

  18x18x2 Nominal Air Filter Pad Holding Frame, With Retainer Gate

  $32.43
  L: 17.5in, W: 17.5in, H: 1.75in
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• 

  18x20x1 Reusable MERV 6 Electrostatic Air Filter

  $50.36
  L: 17.5in, W: 19.5in, H: 0.875in
  - 18x20x1 Reusable MERV 6 Electrostatic Air Filter quantity +
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• 

  18x20x1 Nominal Air Filter Pad Holding Frame

  $24.94
  L: 17.5in, W: 19.5in, H: 0.875in
  - 18x20x1 Nominal Air Filter Pad Holding Frame quantity +
  Add to cart
• 

  18x20x1 Nominal Air Filter Pad Holding Frame, With Retainer Gate

  $28.94
  L: 17.5in, W: 19.5in, H: 0.875in
  - 18x20x1 Nominal Air Filter Pad Holding Frame, With Retainer Gate quantity +
  Add to cart
• 

  18x20x2 Reusable MERV 6 Electrostatic Air Filter

  $55.56
  L: 17.5in, W: 19.5in, H: 1.75in
  - 18x20x2 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart
• 

  18x20x2 Nominal Air Filter Pad Holding Frame

  $29.40
  L: 17.5in, W: 19.5in, H: 1.75in
  - 18x20x2 Nominal Air Filter Pad Holding Frame quantity +
  Add to cart
• 

  18x20x2 Nominal Air Filter Pad Holding Frame, With Retainer Gate

  $33.40
  L: 17.5in, W: 19.5in, H: 1.75in
  - 18x20x2 Nominal Air Filter Pad Holding Frame, With Retainer Gate quantity +
  Add to cart
• 

  18x24x1 Reusable MERV 6 Electrostatic Air Filter

  $54.85
  L: 17.5in, W: 23.5in, H: 0.875in
  - 18x24x1 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart