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The Honeywell HWM845B is a warm mist humidifier with a 1-gallon tank and no filter to replace. It heats water to release up to 95% bacteria-free moisture and runs up to 24 hours on low, with two output settings. It suits medium rooms and people who want warm mist without filter costs. Against cool mist rivals it adds warmth and an essential oil diffuser, but it uses more power and has a smaller tank than large console units.
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In stockSold by Supply the Home
Lowest price we've seen: $69.27 on Nov 12 at Walmart. Tracked across 1 store since Nov 12.
Owners rate it well overall, praising the filter-free setup, quiet operation and reliable warm mist. Complaints center on cleaning scale from hard water and the tank size for bigger rooms.
The Honeywell HWM845B is a warm mist humidifier with a 1-gallon tank. It needs no filter. Its warm mist technology produces up to 95% bacteria-free moisture and suits medium rooms.
The tank runs up to 24 hours on the low setting. The wide tank opening makes refilling and cleaning easier. Two moisture output settings let you adjust the humidity level.
An integrated essential oil diffuser is included. The humidifier shuts off automatically, and an indicator light shows its status.







