Dry indoor air affects comfort, health, and homes during heating season. Knowing how whole-house humidifiers work helps contractors match homeowners with the right solution.

Dreo Smart Humidifier 524S leads our 2026 picks. See top models for value, large spaces, and skin hydration in our expert roundup.

Over-humidification can lead to mildew or fungal growth, and a humidistat helps prevent it by maintaining a set temperature. ...

While summer’s humidity is taking a break, the air in winter can be cold and dry. Dry, itchy skin, congestion, scratchy throats, and little static shocks from everything you touch have replaced the ...