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  • KOCH
    Koch 135-2025-01 20x25 Synthetic Durable Steel Internal Support Wire Antimicrobial Panel Filter
    SKU: 135-2025-01
    Product DescriptionThe Koch 135-2025-01 is a synthetic durable steel internal support wire antimicrobial panel filter designed for efficient air filtration. This filter measures twenty by twenty-five inches, providing a robust solution for your heating and cooling system. Constructed with a durable synthetic media and...
    $21.99
    $21.99
    each
  • 20×25 Maxi-Grid Panel Filter – 400, Koch 134-2025-01 (24 pcs)
    KOCH
    20�25 Maxi-Grid Panel Filter400, Koch 134-2025-01 (24 pcs)
    SKU: 134-2025-01
    Maxi-Grid A Complete Line of Internally-Supported Panel filters Koch Filter offers six unique Maxi-Grid Panel Filters for use as prefilters or final filters in commercial and industrial air filtration systems of all types. Koch MG Panels are widely used in commercial office buildings, hospitals,...
    $21.99
    $21.99
    each
  • KOCH
    Koch 133-2024-01 Filter Panel 3-Ply 20Wx24L MERV8
    SKU: 133-2024-01
    Product DescriptionThe Koch 133-2024-01 Filter Panel is a durable and efficient air filter designed for HVAC systems. Its 3-ply construction and MERV8 rating ensure optimal air quality and flow. Durable 3-ply construction MERV8 efficiency rating Designed for HVAC systems Product HighlightsThis Koch filter panel...
    $21.99
    $21.99
    each
  • KOCH
    Koch 135-2024-01 Antimicrobial Panel Filter 20x24 Synthetic Durable Steel Internal Support Wire
    SKU: 135-2024-01
    Product DescriptionThe Koch 135-2024-01 is a high-quality antimicrobial panel filter that measures 20 by 24 inches. It features a synthetic media material with durable steel internal support wire, providing enhanced durability and performance. This air filter is designed to meet the ASHRAE Test Standard...
    $21.99
    $21.99
    each
  • KOCH
    Koch 134-2024-01 Filter Panel 4-Ply 20Wx24L MERV11
    SKU: 134-2024-01
    Product DescriptionThe Koch 134-2024-01 Filter Panel is a highly efficient air filter designed for optimal performance in HVAC systems. The filter panel has a 4-ply construction and measures 20 inches wide by 24 inches long. This MERV11 rated filter is engineered to capture a...
    $21.99
    $21.99
    each
  • Koch 503-530-005 – 20x20x1/4 Foam Air Filter Media (50 pcs)
    KOCH
    Koch 503-530-00520x20x1/4 Foam Air Filter Media (50 pcs)
    SKU: 503-530-005
    Koch Filter offers many air filtration accessories and medias for specialized applications Magnehelic gauges. Foam media for room air conditioners. Replacement filters for unit ventilation equipment. Medias for ink and lint control. Textile media for food processing and tobacco applications.Need larger quantities or something...
    $21.99
    $21.99
    each
  • Koch 503-531-005 – 20x20x1/2 Foam Air Filter Media (25 pcs)
    KOCH
    Koch 503-531-00520x20x1/2 Foam Air Filter Media (25 pcs)
    SKU: 503-531-005
    Koch Filter offers many air filtration accessories and medias for specialized applications Magnehelic gauges. Foam media for room air conditioners. Replacement filters for unit ventilation equipment. Medias for ink and lint control. Textile media for food processing and tobacco applications.Need larger quantities or something...
    $26.99
    $26.99
    each
  • 20×20 Diffusion Panel Filter – MG600, Koch 406-002-0120 (11 pcs)
    KOCH
    20�20 Diffusion Panel FilterMG600, Koch 406-002-0120 (11 pcs)
    SKU: 406-002-0120
    Maxi-Grid 600L Diffusion Panel Paint Filtration Panels Progressive density media Durable steel internal support wire Individual panels or link panels for front access holding frames or side-access housings Excellent filter for high moisture applications Maxi-Grid A Complete Line of Internally-Supported Panel filters Koch Filter...
    $46.99
    $46.99
    each
  • 20×20 Maxi-Grid Panel Filter – 400, Koch 134-2020-01 (24 pcs)
    KOCH
    20�20 Maxi-Grid Panel Filter400, Koch 134-2020-01 (24 pcs)
    SKU: 134-2020-01
    Maxi-Grid A Complete Line of Internally-Supported Panel filters Koch Filter offers six unique Maxi-Grid Panel Filters for use as prefilters or final filters in commercial and industrial air filtration systems of all types. Koch MG Panels are widely used in commercial office buildings, hospitals,...
    $21.99
    $21.99
    each
  • 135’x20 Slip-On Service Roll Filter – SS, MERV 5, Koch 115-731-020
    KOCH
    135 x20 Slip-On Service Roll FilterSS, MERV 5, Koch 115-731-020
    SKU: 115-731-020
    Type SS polyester and spunbonded. For use in fan coil units, package air conditioning units in hotels, commercial buildings, and hospitals. Goes on replaceable, rust resistant, 9-gauge internal steel wire MERV 5 Initial pressure drop .30″ w.g. @ 400 FPM Dust holding capacity 105...
    $216.99
    $216.99
  • 135’x20 Slip-On Service Roll Filter – DL, MERV 5, Koch 115-751-020
    KOCH
    135 x20 Slip-On Service Roll FilterDL, MERV 5, Koch 115-751-020
    SKU: 115-751-020
    Type SS polyester and spunbonded. For use in fan coil units, package air conditioning units in hotels, commercial buildings, and hospitals. Goes on replaceable, rust resistant, 9-gauge internal steel wire MERV 5 Initial pressure drop .30″ w.g. @ 400 FPM Dust holding capacity 105...
    $321.99
    $321.99
  • Koch 581-020-85 – 85’x20x2 Fiberglass Air Filter Service Roll
    KOCH
    Koch 581-020-8585 x20x2 Fiberglass Air Filter Service Roll
    SKU: 581-020-85
    Progressive Density: All Koch fiberglass media consists of continuous filaments of high quality spun glass. These fibers are formed into a graded density blanket to provide maximum depth loading throughout the roll or pad. Special Adhesive: Each individual fiber is coated with a specially...
    $142.99
    $142.99
  • Koch 585-020-85 – 85’x20x1 Fiberglass Air Filter Service Roll
    KOCH
    Koch 585-020-8585 x20x1 Fiberglass Air Filter Service Roll
    SKU: 585-020-85
    Progressive Density: All Koch fiberglass media consists of continuous filaments of high quality spun glass. These fibers are formed into a graded density blanket to provide maximum depth loading throughout the roll or pad. Special Adhesive: Each individual fiber is coated with a specially...
    $70.99
    $70.99
  • Koch 585-020-400M – 400’x20x1 Fiberglass Air Filter Media
    KOCH
    Koch 585-020-400M400 x20x1 Fiberglass Air Filter Media
    SKU: 585-020-400M
    Progressive Density: All Koch fiberglass media consists of continuous filaments of high quality spun glass. These fibers are formed into a graded density blanket to provide maximum depth loading throughout the roll or pad. Special Adhesive: Each individual fiber is coated with a specially...
    $255.99
    $255.99
  • Koch 581-020-300M – 300’x20x2 Fiberglass Air Filter Media
    KOCH
    Koch 581-020-300M300 x20x2 Fiberglass Air Filter Media
    SKU: 581-020-300M
    Progressive Density: All Koch fiberglass media consists of continuous filaments of high quality spun glass. These fibers are formed into a graded density blanket to provide maximum depth loading throughout the roll or pad. Special Adhesive: Each individual fiber is coated with a specially...
    $297.99
    $297.99
  • Koch 582-020-150M – 150′ x20x4 Fiberglass Air Filter Media
    KOCH
    Koch 582-020-150M150� x20x4 Fiberglass Air Filter Media
    SKU: 582-020-150M
    Progressive Density: All Koch fiberglass media consists of continuous filaments of high quality spun glass. These fibers are formed into a graded density blanket to provide maximum depth loading throughout the roll or pad. Special Adhesive: Each individual fiber is coated with a specially...
    $375.99
    $375.99
  • Koch 503-530-004 – 16x25x1/4 Foam Air Filter Media (50 pcs)
    KOCH
    Koch 503-530-00416x25x1/4 Foam Air Filter Media (50 pcs)
    SKU: 503-530-004
    Koch Filter offers many air filtration accessories and medias for specialized applications Magnehelic gauges. Foam media for room air conditioners. Replacement filters for unit ventilation equipment. Medias for ink and lint control. Textile media for food processing and tobacco applications.Need larger quantities or something...
    $25.99
    $25.99
    each
  • Koch 503-531-004 – 16x25x1/2 Foam Air Filter Media (25 pcs)
    KOCH
    Koch 503-531-00416x25x1/2 Foam Air Filter Media (25 pcs)
    SKU: 503-531-004
    Koch Filter offers many air filtration accessories and medias for specialized applications Magnehelic gauges. Foam media for room air conditioners. Replacement filters for unit ventilation equipment. Medias for ink and lint control. Textile media for food processing and tobacco applications.Need larger quantities or something...
    $37.99
    $37.99
    each
  • 16×25 Maxi-Grid Panel Filter – 300, Koch 133-1625-01 (24 pcs)
    KOCH
    16�25 Maxi-Grid Panel Filter300, Koch 133-1625-01 (24 pcs)
    SKU: 133-1625-01
    Maxi-Grid A Complete Line of Internally-Supported Panel filters Koch Filter offers six unique Maxi-Grid Panel Filters for use as prefilters or final filters in commercial and industrial air filtration systems of all types. Koch MG Panels are widely used in commercial office buildings, hospitals,...
    $21.99
    $21.99
    each
  • 16×25 Maxi-Grid Panel Filter – 400, Koch 134-1625-01 (24 pcs)
    KOCH
    16�25 Maxi-Grid Panel Filter400, Koch 134-1625-01 (24 pcs)
    SKU: 134-1625-01
    Maxi-Grid A Complete Line of Internally-Supported Panel filters Koch Filter offers six unique Maxi-Grid Panel Filters for use as prefilters or final filters in commercial and industrial air filtration systems of all types. Koch MG Panels are widely used in commercial office buildings, hospitals,...
    $21.99
    $21.99
    each

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