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Holmes HWF75 Filter (Type D)

OEM part number(s): HWF75, HWF-75, Type D · Made by Holmes (also Sunbeam / Bionaire fitments) · Evaporative wick / filter

Lowest verified price: $29.95 — aftermarket, 2-pack at DiscountFilters. Free shipping on orders $70+ at DiscountFilters; a fee applies below that. Checked 2026-11-11.
Buy on Amazon — HWF75Amazon search for the exact part number (no single listing is endorsed). Amazon price is shown on Amazon; we do not quote it here.

Verified prices (checked 2026-11-11)

OptionPriceStore & shipping
Aftermarket
2-pack
$29.95DiscountFilters
Free shipping on orders $70+ at DiscountFilters; a fee applies below that · Checked 2026-11-11 · source
Also checked
4-pack
$49.95DiscountFilters
Free shipping on orders $70+ at DiscountFilters; a fee applies below that · Checked 2026-11-11 · source
Also checked
6-pack
$64.95DiscountFilters
Free shipping on orders $70+ at DiscountFilters; a fee applies below that · Checked 2026-11-11 · source

How to read this: the lowest verified price above is the headline even when it is not Amazon. Amazon is the buy button because it is this site's affiliate route; its price is not quoted because Amazon blocks automated price reads.

Exact fit — models that take this part

Holmes HM950, Holmes HM3400, Holmes HM3500, Holmes HM3600, Holmes HM3640, Holmes HM3641, Holmes HM3650, Holmes HM3655

How many per change: One filter per change on most models.

Specifications

Replacement intervalReplace every 1–2 months in season (general Holmes wick guidance).

Equivalents and cross-references

BrandPart numberNote
BestAir / BestAir ProH75 / H75-CBestAir equivalent
DiscountFilters (AIRx)HWF75 replacementSold in 2/4/6-packs
BestAirALL-2Universal cut-to-fit wick also listed for HWF75 fitments

Sources

Full record, including descriptor data for every model, is in the open dataset: /data/parts.json.