UL classified 900

Showing 193–208 of 406 results

• 

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

  $27.56
  L: 17.5in, W: 17.5in, H: 0.875in
  – 18x18x1 Nominal Air Filter Pad Holding Frame, With Retainer Gate quantity +
  Add to cart
• 

  18x18x2 Reusable MERV 6 Electrostatic Air Filter

  $53.59
  L: 17.5in, W: 17.5in, H: 1.75in
  - 18x18x2 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart
• 

  18x18x2 Reusable MERV 8 Pleated Air Filter

  $53.61
  L: 17.5in, W: 17.5in, H: 1.75in
  - 18x18x2 Reusable MERV 8 Pleated Air Filter quantity +
  Add to cart
• 

  18x18x2 Nominal Air Filter Pad Holding Frame

  $27.46
  L: 17.5in, W: 17.5in, H: 1.75in
  - 18x18x2 Nominal Air Filter Pad Holding Frame quantity +
  Add to cart
• 

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

  $29.95
  L: 17.5in, W: 17.5in, H: 1.75in
  - 18x18x2 Nominal Air Filter Pad Holding Frame, With Retainer Gate quantity +
  Add to cart
• 

  18x20x1 Reusable MERV 6 Electrostatic Air Filter

  $50.35
  L: 17.5in, W: 19.5in, H: 0.875in
  - 18x20x1 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart
• 

  18x20x1 Reusable MERV 8 Pleated Air Filter

  $50.29
  L: 17.5in, W: 19.5in, H: 0.875in
  - 18x20x1 Reusable MERV 8 Pleated Air Filter quantity +
  Add to cart
• 

  18x20x1 Nominal Air Filter Pad Holding Frame

  $24.65
  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

  $29.79
  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

  $55.00
  L: 17.5in, W: 19.5in, H: 1.75in
  - 18x20x2 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart
• 

  18x20x2 Reusable MERV 8 Pleated Air Filter

  $52.95
  L: 17.5in, W: 19.5in, H: 1.75in
  - 18x20x2 Reusable MERV 8 Pleated Air Filter quantity +
  Add to cart
• 

  18x20x2 Nominal Air Filter Pad Holding Frame

  $28.76
  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

  $31.93
  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

  $52.09
  L: 17.5in, W: 23.5in, H: 0.875in
  - 18x24x1 Reusable MERV 6 Electrostatic Air Filter quantity +
  Add to cart
• 

  18x24x1 Reusable MERV 8 Pleated Air Filter

  $53.38
  L: 17.5in, W: 23.5in, H: 0.875in
  - 18x24x1 Reusable MERV 8 Pleated Air Filter quantity +
  Add to cart
• 

  18x24x1 Nominal Air Filter Pad Holding Frame

  $26.19
  L: 17.5in, W: 23.5in, H: 0.875in
  - 18x24x1 Nominal Air Filter Pad Holding Frame quantity +
  Add to cart