What's more, the heat from a furnace exacerbates the problem. According to the Mayo Clinic ... Both ultrasonic and ...

The steam-to-steam (STS) humidifier transfers energy from boiler steam through a heat exchanger to a replenishing supply of clean fill water and boils it into steam. [See More] ...

As winter lingers and cold weather combined with home heating system operation dries out indoor air, you might be considering a home humidifier. By adding moisture to the air, this appliance can ...