Can a central humidifier cause mold to grow in my air ducts?

Answer: In some cases
Explanation: This will vary based on several things like the Relative Humidity in your home, temperature variance, outside humidity and temperature. A good rule of thumb is to keep your home at 45% or less humidity.

Answer: No, never
Explanation: Mold will only grow on natural materal

Answer: In some cases
Explanation: Yes too much moisture can cause mold to grow most any where.

Answer: In some cases
Explanation: If you are putting to much humidity in the air.

Answer: No, never
Explanation: If installed correctly, and is sized properly for the house the answer is no.

Answer: In most cases
Explanation: It could.

Answer: In some cases
Explanation: Mold grows in places where there is dark and moisture. To much moisture can be just as bad or worse than not enough moisture. We recommend a setting of around 48%.

Answer: In some cases
Explanation: If the humidity reaches the 60% range, the conditions can be favorable for mold growth in air ducts. The food source for the mold can be dust, debris, skin cells, organics, etc. that are in the duct.

Answer: In some cases
Explanation: When you do not have a proper humidity control.

Answer: In some cases
Explanation: I would say no, but only if the air going through it is treated.

Answer: In some cases
Explanation: It is possible for any moisture in the air duct system to cause mold at some point

Answer: In most cases
Explanation: Sadly, this happens many times without the occupants knowing that mold harmful or unharmful is growing on the inside system of a heating and air unit. That is why it is important to have a mold inspection or consult your local HVAC company.

Answer: In some cases
Explanation: mold don't grow on galvanizing but it can grow n dust

Answer: In some cases
Explanation: A humidifier adds moisture to the air which can cause mold growth.