Primary replacement filter set
Winix HEPAMax Filter K – 118410 replacement filter
Fits T1. Winix does not publish a fixed interval for this filter; replace it when the unit’s Filter Replacement Indicator illuminates. Winix recommends replacing True HEPA filters every 12 months in general.
Compatible models
| Model | Filter | Part number | Role | Source | Marketplace |
|---|---|---|---|---|---|
| Winix T1 | HEPAMax Filter K | 118410 |
Primary replacement filter set | Winix America HEPAMax Filter K - 118410 | Check prices |
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HEPAMax Filter K 118410
Start with the exact part number, then narrow by compatible model if needed.
Check eBay prices for 118410Frequently asked questions
How often should I replace the Winix HEPAMax Filter K (118410)?
Winix does not publish a fixed interval for this filter; replace it when the unit’s Filter Replacement Indicator illuminates. Winix recommends replacing True HEPA filters every 12 months in general. The Filter Replacement Indicator LED on the unit also illuminates when a filter change is due.
Which Winix models use the HEPAMax Filter K 118410?
According to the official Winix product page, HEPAMax Filter K (118410) fits Winix T1. Verify the model label on your unit before ordering.
Is the HEPAMax Filter K (118410) washable?
No. Winix does not describe HEPAMax Filter K (118410) as washable; replace it on schedule. Only the fine-mesh pre-filter built into the unit is permanent and washable.
Do aftermarket 118410 filters work?
Marketplace listings include both genuine Winix and aftermarket filters. Aftermarket filters are usually cheaper, but Winix states its limited warranty is voided if non-Winix brand filters are used in the unit. Match the exact part number 118410 and check seller details before buying.
Source
Official Winix America product page identifies HEPAMax Filter K, SKU 118410, as compatible with model T1.