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Air Filters

NWF Supply offers a range of HVAC air filters for residential and light commercial systems designed to protect equipment and improve indoor air quality. This collection includes common sizes and MERV ratings for return grilles, filter racks, and air handlers. These filters provide reliable particulate capture, proper airflow, and consistent performance for routine system maintenance. Our primary brands are Honeywell and Glasfloss.

If the filter size or MERV rating you need is currently out of stock, please contact us — we may be able to source it or recommend an equivalent option.

Filters

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$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00

X6673 Lennox Disposable Air Filter

Lennox International
Out of stock

Lennox® Disposable Air Filter, Model: HCF20-11, Pleated Box Filter, HCF Media, 25 in Width, 20 in Height, 5 in Depth, 11 MERV, 2000 cfm Air Flow Ca...

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$49.00 - $49.00
$49.00
$49.00 - $49.00
$49.00
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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

POPUP2400 Honeywell Pop-Up Air Filter

Resideo Technologies Inc
Out of stock

Honeywell Home Pop-Up Air Filter, 11 MERV, 16 in Width, 5 in Height, 28 in Length, White, For Use With: SpaceGard 2400, 2140 Air Purifiers, Additio...

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$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
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$33.00 - $33.00
$33.00
$33.00 - $33.00
$33.00

HRF-AP1 Honeywell Replacement Carbon Pre-Filter

Honeywell International Inc
Out of stock

Honeywell Replacement Carbon Pre-Filter, 11.63 in Width, 10.38 in Height, 8.63 in Depth, Additional Information: For Use With QuietCare and SilentC...

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$33.00 - $33.00
$33.00
$33.00 - $33.00
$33.00
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$61.00 - $61.00
$61.00
$61.00 - $61.00
$61.00

POPUP2200 Honeywell Pop-Up Air Filter

Resideo Technologies Inc
Out of stock

Honeywell Home Pop-Up Air Filter, 11 MERV, 20 in Width, 5 in Height, 25 in Length, White, For Use With: SpaceGard 2200, 2120, 2250 Air Purifiers, A...

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$61.00 - $61.00
$61.00
$61.00 - $61.00
$61.00
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$67.00 - $67.00
$67.00
$67.00 - $67.00
$67.00

POPUP2025 Honeywell Pop-Up Air Filter

Resideo Technologies Inc
Out of stock

Honeywell Home Pop-Up Air Filter, 11 MERV, 20 in Width, 5 in Height, 25 in Length, White, For Use With: F100B1032, F100F2010, F100F1038, F150E1034 ...

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$67.00 - $67.00
$67.00
$67.00 - $67.00
$67.00
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$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00

48J01 Armstrong Air Pre-Filter

Lennox International
Out of stock

ARMSTRONG AIR® Pre-Filter, Metal Media, 16 in Width, 25 in Height, 1 in Depth, 10 MERV

$34.00 - $34.00
$34.00
$34.00 - $34.00
$34.00
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$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00

50070171-002 Honeywell Pleated Replacement Air Filter

Honeywell International Inc
Out of stock

Honeywell TrueDRY Pleated Replacement Air Filter, Additional Information: For Use With TrueDRY DR90A2000 and DR120 Dehumidifiers

$45.00 - $45.00
$45.00
$45.00 - $45.00
$45.00
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$29.28 - $29.28
$29.28
$29.28 - $29.28
$29.28

50000293-002/U Honeywell Replacement Media Post Filter

Honeywell International Inc
Out of stock

Honeywell Replacement Media Post Filter, 16 in Width, 12-1/2 in Height, Domestic/Import: Domestic

$29.28 - $29.28
$29.28
$29.28 - $29.28
$29.28
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$47.00 - $47.00
$47.00
$47.00 - $47.00
$47.00

50000293-004 Honeywell Replacement Filter

Honeywell International Inc
Out of stock

Honeywell Replacement Filter, 20 in Width, 0.34 in Height, 12-1/2 in Length, For Use With: F300 and F50F Electronic Air Cleaners

$47.00 - $47.00
$47.00
$47.00 - $47.00
$47.00
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$72.00 - $72.00
$72.00
$72.00 - $72.00
$72.00

24x24x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

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$72.00 - $72.00
$72.00
$72.00 - $72.00
$72.00
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$72.00 - $72.00
$72.00
$72.00 - $72.00
$72.00

16x24x2 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

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$72.00 - $72.00
$72.00
$72.00 - $72.00
$72.00
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$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00

16x25x2 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

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$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00
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$67.00 - $67.00
$67.00
$67.00 - $67.00
$67.00

20x24x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

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$67.00 - $67.00
$67.00
$67.00 - $67.00
$67.00
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$84.00 - $84.00
$84.00
$84.00 - $84.00
$84.00

20x30x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

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$84.00 - $84.00
$84.00
$84.00 - $84.00
$84.00
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$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00

18x20x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performanc...

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$59.00 - $59.00
$59.00
$59.00 - $59.00
$59.00
Sold out
Sold out
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

16x25x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performanc...

View full details
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
Sold out
Sold out
$44.00 - $44.00
$44.00
$44.00 - $44.00
$44.00

16x20x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

View full details
$44.00 - $44.00
$44.00
$44.00 - $44.00
$44.00
Sold out
Sold out
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00

20x20x1 Air Filters Case Pack of 12

Glasfloss
Out of stock

The Glasfloss GDS disposable panel filter features an innovative, reinforced, “double strut” construction for excellent durability and performance ...

View full details
$60.00 - $60.00
$60.00
$60.00 - $60.00
$60.00
Sold out