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11.5" x 18" x 2.5" (1)
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Field Controls Replacement Filters

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Air Filters and MERV Ratings Explained

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More About Field Controls Replacement Filters

Field Controls has the exact fit for Aprilaire, Honeywell, Carrier, Bryant, Trion, Ultravation, GeneralAire, Skuttle and other brand-name filters. Our FlexFilter replaces nearly all major brands, so there is no need track down the manufacturer’s specific filter since we have it. Plus most FlexFilters can be configured for 2 sizes. It is 2 filters in 1.
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Product Image of 16" x 20" or 20" x 20" Flex Filter (FLEX-1)
$49.84 each
In Stock
Get 23 by Wed, Jul 30
In Stock
Get 23 by Wed, Jul 30
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Product Image of 16" x 25" or 20" x 25" Flex Filter (FLEX-2)
$46.03 each
In Stock
Get 118 by Wed, Jul 30
In Stock
Get 118 by Wed, Jul 30
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Product Image of 16" x 20" or 20" x 20" Flex Filter (FLEX-3)
$46.03 each
In Stock
Get 137 by Wed, Jul 30
In Stock
Get 137 by Wed, Jul 30
Compare
Product Image of 16" x 25" or 20" x 25" Flex Filter (FLEX-4)
$46.03 each
In Stock
Get 348 by Wed, Jul 30
In Stock
Get 348 by Wed, Jul 30
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Product Image of 20" x 25" Flex Filter for Aprilaire 201 (FLEX-5)
$46.03 each
Out of Stock
Get it by Wed, Aug 13 - Wed, Aug 20
Out of Stock
Get it by Wed, Aug 13 - Wed, Aug 20
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Product Image of 20" x 25" Flex Filter for Aprilaire 210 (FLEX-5.5)
$46.03 each
In Stock
Get 99 by Wed, Jul 30
In Stock
Get 99 by Wed, Jul 30
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Product Image of 19" x 20" Flex Filter for Aprilaire 310 (FLEX-6.5)
$46.03 each
In Stock
Get 10 by Wed, Jul 30
In Stock
Get 10 by Wed, Jul 30
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Product Image of 16" x 28" Flex Filter for Aprilaire 401 (FLEX-7)
$46.03 each
In Stock
Get 27 by Wed, Jul 30
In Stock
Get 27 by Wed, Jul 30
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Product Image of 16" x 28" Flex Filter for Aprilaire 410 (FLEX-7.5)
$46.03 each
In Stock
Get 35 by Wed, Jul 30
In Stock
Get 35 by Wed, Jul 30
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Product Image of FCRM11-2025 20" x 25" x 5" Replacement Cartridge Media, MERV 11 (3 Pk)
$71.70 each
In Stock
Get 68 by Wed, Jul 30
In Stock
Get 68 by Wed, Jul 30
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Product Image of FCRM11-2020 20" x 20" x 5" Replacement Cartridge Media, MERV 10
$29.50 each
In Stock
Get 32 by Wed, Jul 30
In Stock
Get 32 by Wed, Jul 30
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Product Image of 11.5" x 18" x 2.5" TRIO H13 HEPA & CARB Filter (T1-H13)
$77.04 each
In Stock
Get 9 by Wed, Jul 30
In Stock
Get 9 by Wed, Jul 30
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Product Image of TRIO U15 ULPA Filter (T1-U15)
TRIO U15 ULPA Filter (T1-U15)
SKU: 602608700
Field Controls
SKU: 602608700
$341.90 each
Backorder
Get it by Wed, Aug 27 - Thu, Sep 25
Backorder
Get it by Wed, Aug 27 - Thu, Sep 25
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Product Image of TRIO HEPA Filter/Lamp Kit (T1-H13K)
$107.70 each
In Stock
Get 16 by Wed, Jul 30
In Stock
Get 16 by Wed, Jul 30
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Product Image of TRIO U15 ULPA Filter/Lamp Kit (T1-U15K)
$305.88 each
Backorder
Get it by Wed, Aug 27 - Thu, Sep 25
Backorder
Get it by Wed, Aug 27 - Thu, Sep 25
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Product Image of T1-20RK Replacement Lamp Kit (Set of 2) and Replacement Filter Kit, 602614100
T1-20RK Replacement Lamp Kit (Set of 2) and Replacement Filter Kit, 602614100
SKU: 602614100
Field Controls
SKU: 602614100
Brand: Field Controls
$197.59 each
In Stock
Get 3 by Wed, Jul 30
In Stock
Get 3 by Wed, Jul 30
Resources
FAQs, Manuals & Videos
Videos
Articles
More About Field Controls Replacement Filters
Field Controls has the exact fit for Aprilaire, Honeywell, Carrier, Bryant, Trion, Ultravation, GeneralAire, Skuttle and other brand-name filters. Our FlexFilter replaces nearly all major brands, so there is no need track down the manufacturer’s specific filter since we have it. Plus most FlexFilters can be configured for 2 sizes. It is 2 filters in 1.
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Show In Stock Only (13)

Size

11.5" x 18" x 2.5" (1)
16" x 20" x 4" (1)
16" x 20" x 5" (1)
16" x 25" x 4" (1)
16" x 25" x 5" (1)
16" x 28" x 4" (2)
19" x 20" x 4" (1)
20" x 20" x 4" (1)
20" x 20" x 5" (2)
20" x 25" x 4" (3)
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