Preferred Series Bypass Humidifier

Add dependable moisture-control to your furnace system.

Energy Efficiency

Quiet Level

Durability

Key Features

Powered by furnace fan

Front access door

Low-noise operation

Durable cover

Solenoid valve and water distribution system

AC/DC circuit board

Small or large capacity models available

Evolution"! Control, Humidistat, Humiditrac"! and Thermidistat"! control options

10-year limited warranty on parts