Depending on the extras you want, they can cost from $300 to more than $1,000, plus installation, according to national averages from HomeAdvisor. Since they can operate independently of your furnace, they might consume slightly more utilities than drum and flow-through kinds.

Can a humidifier be added to an existing furnace?

Installing a humidifier is an easy job if youre replacing your furnace, but you can also have a humidifier fitted to your current system.

Where should a furnace humidifier be installed?

These systems are relatively simple to install, and they typically attach to the main stack of a forced-air furnace where the unit draws its water from a nearby hot or cold water pipe. Some humidifiers are installed in the return-air duct and add moisture to the air before its heated.

Does a whole house humidifier cause mold?

If not used properly, here are some issues a whole house humidifier can cause: Excessive moisture can causes mold growth. Moisture can accumulate within your ducts, causing mold to form and then be distributed throughout the air in your home. Humidifier-induced mold sticks to ceilings, walls, windows and attic.

Does a humidifier make your house warmer?

Using a humidifier to raise the indoor humidity level in your home to between 30% and 50% can make your house feel warmer inside during cold, winter weather without raising the thermostat or increasing your heating bills.

Should humidifier run all day?

If youre monitoring the humidity levels in your home, its relatively safe to run your humidifier around the clock. You should take special care not to leave anything running while youre out of the house. However, just because its safe doesnt mean that its necessary.