Collection: Filters.

20 products
  • SILVER (1 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    SILVER (1 INCH THICK) - The Economical Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $59.99
    Sale price
    $59.99
    Unit price
    per 
  • PLATINUM (1 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    PLATINUM (1 INCH THICK) - The ULTIMATE Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $109.99
    Sale price
    $109.99
    Unit price
    per 
  • MaxMERV9 - The High Arrestance Washable, Permanent, Electrostatic A/C Furnace Filter
    MaxMERV9 - The High Arrestance Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $64.99
    Sale price
    $64.99
    Unit price
    per 
  • ECO-FLEX - The Economical Flexible Washable, Permanent, Electrostatic A/C Furnace Filter
    ECO-FLEX - The Economical Flexible Washable, Permanent, Electrostatic A/C Furnace Filter
    Regular price
    $69.99
    Sale price
    $69.99
    Unit price
    per