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What filter does a Honeywell HCM-525 take?
It takes the Duracraft AC-813 Wick (WF813 / Honeywell HAC-506) — OEM part number AC-813.
Honeywell HCM-525, evaporative humidifier, tabletop, sold as the Cool Moisture.
Lowest verified price: $46.99 — aftermarket, 6-pack replacement ($7.83 per wick; 12-pack $61.99 also listed) at DiscountFilters. Free shipping on orders $70+ at DiscountFilters; a fee applies below that. Checked 2026-11-11.
Buy the AC-813 on Amazon — AC-813Amazon search for the exact part number (no single listing is endorsed). Amazon price is shown on Amazon; we do not quote it here.
The part, in brief
| Part | Duracraft AC-813 Wick (WF813 / Honeywell HAC-506) |
|---|---|
| Replacement interval | Replace every 2–3 months (HQRP); 60–90 days (retailer listings). |
| Equivalents | BestAirPro D13-C, Kaz / ReliOn / ProCare WF813 / PCWF813, HQRP WF813 |
Verified prices
| Option | Price | Store & shipping |
|---|---|---|
| Aftermarket 6-pack replacement ($7.83 per wick; 12-pack $61.99 also listed) | $46.99 | DiscountFilters Free shipping on orders $70+ at DiscountFilters; a fee applies below that · Checked 2026-11-11 · source |
No genuine Duracraft-branded price was verified — aftermarket only, labeled as such.
Full record with every price, source and date: Duracraft AC-813 Wick (WF813 / Honeywell HAC-506) page.
Finding the model number on a Honeywell
Model numbers are on the bottom of the base or on a sticker on the back of the tower. The letter at the end is the color: B = black, W = white (for example HEV615B is the black tower, HEV615W the white one). Filter letters: A = HAC-504, T = HFT600, R = HAC-504AW-class refill.