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  • 16x25x4 M8 Filters Fast 4-inch MERV 8 Pleated Air Filters 3-Pack

    (FFM8PLEAT 4)

    We can make any size filter! Click here if you don't see your size! NOTE: Custom made air filters do not come individually wrapped. The Filters Fast® 4-inch MERV 8 4" Air Filters is compatible with: AprilAire Space-Gard Trion Air Bear Honeywell Other name brand air conditioning filters FFM8 Air…

    Our Price: $ 71.95
    Retail:$89.99
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    $18.04 (20%)
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  • Filters Fast 4" MERV 11 16x25x4 Replacement for TopTech TT-FM-1625- 3-Pack

    (TT-FM-1625 R)

    …Fast® 4" MERV 11 16x25x4 Air Filter 3-Pack is the compatible replacement for the TopTech TT-FM-1625 Techpure 16x25x4 MERV 11 Air Filter. Instead of purchasing just one TopTech 16x25x4 Air Filter, Filters Fast® offers this affordable 3-Pack. The Filters Fast® 4" MERV 11 16x25x4 are MERV 11 filters…

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    Our Price: $ 82.95
    Retail:$99.99
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    $17.04 (17%)
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  • Honeywell F100F1625 16x25x4 MERV 11 Whole House Air Cleaner

    (F100F1625)

    …Honeywell F100F1625 16x25x4 MERV 11 Whole House Air Cleaner captures a significant amount of the airborne particles in the air circulated through the unit. Honeywell recommends this MERV 11 whole house air cleaner as a basic minimum air quality product. Honeywell F100F1625 16x25x4 MERV 11 Whole…

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    As Low As: $ 134.95
    Retail:$199.99
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    $65.04 (33%)
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  • FFQFH14 16x25x4 Quality Flow 4" MERV 14 with Header 3-PACK

    (FFQFH14)

    …Building Initiative Max. Temp.: 150 F continuous, 200 F peak Max. Humidity: Resistant to 100% R.H. Nominal Dimensions: 12x24x4 16x20x4 16x24x4 16x25x4 18x24x4 20x20x4 20x24x4 20x25x4 24x24x4 Filters Fast® industrial air filters are low-cost filter replacements that meet or exceed the performance…

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    Our Price: $ 177.00
    Retail:$207.99
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    $30.99 (15%)
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    Discontinued Product. Read Description for Options.
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  • NADP02-2PK-2 (20x20x4) Filtrete 4" Allergen Reduction Deep Pleat Air Filter - 2-Pack

    (Allergen Reduction-4in-2pk)

    …fiberglass and smaller non-electrostatic products. Specifications: Brand: Filtrete Part Numbers: NADP01-2PK-2 (16x25x4) NADP02-2PK-2 (20x20x4) NADP03-2PK-2 (20x25x4) Dimensions: 16x25x4 20x20x4 20x25x4 Pack Size: 2 Filter Life: 6 to 9 months MRP Rating: 1000 Designed with exclusive Filtrete Brand…

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    Our Price: $ 59.99
    Retail:$79.99
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    $20.00 (25%)
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  • FFQF13 16x24x4 Filters Fast Quality Flow 4" MERV 13 3-Pack

    (FFQF13)

    …Building Initiative Max. Temp.: 150 F continuous, 200 F peak Max. Humidity: Resistant to 100% R.H. Nominal Dimensions: 12x24x4 16x20x4 16x24x4 16x25x4 18x24x4 20x20x4 20x24x4 20x25x4 24x24x4 Filters Fast® industrial air filters are low-cost filter replacements that meet or exceed the performance…

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    Our Price: $ 127.99
    Retail:$149.99
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    $22.00 (15%)
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    Discontinued Product. Read Description for Options.
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  • 4 MERV 13 20x25x4 4" MERV 13 Furnace & AC Air Filter by Filters Fast - 3-Pack

    (FFM136)

    …Alternate Part Number 12x24x4 11.375x23.375x3.625 PF13.0412243PFF, ffm136-12244 16x20x4 15.375x19.375x3.625 PF13.0416203PFF, ffm136-16204 16x25x4 15.375x24.375x3.625 PF13.0416253PFF, ffm136-16254 18x24x4 17.375x23.375x3.625 PF13.0418243PFF, ffm136-18244 20x20x4 19.375x19.375x3.625 PF13.0420203PFF,…

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    Our Price: $ 92.95
    Retail:$119.99
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    $27.04 (23%)
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  • FFQI8 16x20x4 Filters Fast 4" MERV 8 Pleated Inserts

    (FFQI8)

    Filters Fast® 4" MERV 8 Pleated Inserts allow you to insert only these pleated inserts into a permanent metal frame, saving you money on filter costs as well as storage space and transport. This 4" deep insert contains 8 pleats per linear foot and features a pleated, hot-dipped and galvanized media.…

    Our Price: $ 75.75
    Retail:$129.99
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    $54.24 (42%)
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    Discontinued Product. Read Description for Options.
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  • FFQI8 16x25x4 Filters Fast 4" MERV 8 Pleated Inserts

    (FFQI8)

    Filters Fast® 4" MERV 8 Pleated Inserts allow you to insert only these pleated inserts into a permanent metal frame, saving you money on filter costs as well as storage space and transport. This 4" deep insert contains 8 pleats per linear foot and features a pleated, hot-dipped and galvanized media.…

    Our Price: $ 75.75
    Retail:$129.99
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    $54.24 (42%)
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    Discontinued Product. Read Description for Options.
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  • NDP02-4IN-2P-2 (20x20x4) Filtrete 4" Ultra Allergen Reduction Healthy Living Air Filter - 1550 MPR, 2-Pack

    (Ultra-Allergen-4in-2pk)

    …effective way to improve indoor air quality. Specifications: Brand: 3M Filtrete Part Numbers: NDP01-4IN-2P-2 (16x25x4) NDP02-4IN-2P-2 (20x20x4) NDP03-4IN-2P-2 (20x25x4) Dimensions: 16x25x4 20x20x4 20x25x4 Pack Size: 2 Filter Life (Months): 6 - 12 MPR Rating: 1550 Designed with exclusive Filtrete…

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    Our Price: $ 64.95
    Retail:$84.99
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    $20.04 (24%)
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  • FFQF13 16x25x4 Filters Fast Quality Flow 4" MERV 13 3-Pack

    (FFQF13)

    …Building Initiative Max. Temp.: 150 F continuous, 200 F peak Max. Humidity: Resistant to 100% R.H. Nominal Dimensions: 12x24x4 16x20x4 16x24x4 16x25x4 18x24x4 20x20x4 20x24x4 20x25x4 24x24x4 Filters Fast® industrial air filters are low-cost filter replacements that meet or exceed the performance…

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    Our Price: $ 127.99
    Retail:$149.99
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    $22.00 (15%)
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    Discontinued Product. Read Description for Options.
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  • NADP03-2PK-2 (20x25x4) Filtrete 4" Allergen Reduction Deep Pleat Air Filter - 2-Pack

    (Allergen Reduction-4in-2pk)

    …fiberglass and smaller non-electrostatic products. Specifications: Brand: Filtrete Part Numbers: NADP01-2PK-2 (16x25x4) NADP02-2PK-2 (20x20x4) NADP03-2PK-2 (20x25x4) Dimensions: 16x25x4 20x20x4 20x25x4 Pack Size: 2 Filter Life: 6 to 9 months MRP Rating: 1000 Designed with exclusive Filtrete Brand…

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    Our Price: $ 59.99
    Retail:$79.99
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    $20.00 (25%)
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