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What filter does a Honeywell HE225 (Honeywell) take?
It takes the Honeywell HC22P Whole-House Pad — OEM part number HC22P1001.
Honeywell HE225 (Honeywell), evaporative humidifier, whole house.
Lowest verified price: $13.99 — 1 pad, genuine Honeywell HC22P at eBay (Buy It Now listing). Marketplace listing; shipping terms vary by seller. Checked 2026-11-11.
Buy the HC22P1001 on Amazon — HC22P1001Amazon 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 Amazon price is shown on Amazon; we do not quote it here.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 | Honeywell HC22P Whole-House Pad |
|---|---|
| Replacement interval | Replace at least once per heating season. |
| Per change | One pad per change. |
| Equivalents | GeneralAire GA10 |
Verified prices
| Option | Price | Store & shipping |
|---|---|---|
| Genuine (OEM) 1 pad, genuine Honeywell HC22P | $13.99 | eBay (Buy It Now listing) Marketplace listing; shipping terms vary by seller · Checked 2026-11-11 · source |
Full record with every price, source and date: Honeywell HC22P Whole-House Pad 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.