Why put a Dehumidifier in a Gun Safe?

Why put a dehumidifier in your gun safe? You may think this is a silly question, but it isn’t. Too many people ignore the importance of controlling moisture levels in their gun safes, so I’m here to give you some extra advice.

Before you proceed, you may see a list of the best gun-safe dehumidifiers here.

Why put a dehumidifier in a gun safe?

If you own guns, it’s important to keep them properly stored to prevent humidity damage. There are two main types of dehumidifiers available to help you, but do gun-safe dehumidifiers work?

Humidity is one of the main enemies of all guns. When humidity levels reach 30 percent or even 50 percent, it causes corrosion in a gun’s mechanism. It can change the distance between the trigger and the firing mechanism, which leads to malfunctioning or misfiring.


A dehumidifier is also called a humidifier because it can eliminate the air’s humidity. It maintains the relative humidity (RH) of a room between 40% and 60%. (1)

You don’t want your expensive gun to be damaged, and neither do we. Metal components on guns rust when they get too wet. It can impair the performance of the gun and cause damage to it. Not good.

Which of the two is the best?

dehumidifier for guns

See below the features of each gun-safe dehumidifier and determine the most useful to your needs. There are two types of dehumidifiers for gun safes.

The desiccant dehumidifier is a safe, efficient solution for removing moisture from the air of a small enclosure. It is the least expensive option available but also the one that provides you with the least durability.

The electric dehumidifier offers a high level of care for people with larger firearms or gun safes. This option replenishes moisture levels, and it requires higher budgets.

Final words

Some may wonder why humidity levels are so important in a fun environment. Guns, especially non-plastic ones, are really sensitive to humidity. When the air is too humid, it can damage guns and ammunition, which decreases their effectiveness and performance. With Ultra PRO’s dehumidifiers, you can keep a controlled indoor environment for your guns and ammunition.

If you have any questions, please ask in the comments below. Or, if you liked this article, share it with a friend. They’ll be able to see that moisture can be an enemy to guns and that a dehumidifier is a perfect solution. There’s another learning guide to check on installing a dehumidifier in a gun safe. Until our next article!


(1) relative humidity – https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/relative-humidity

How helpful was this article?

Were Sorry This Was Not Helpful!

Let Us Improve This Article!

Please Tell Us How We Can Improve This Article.

About John Fox

ebbb364ee14268bd3b77496cab3d1d78?s=90&d=mm&r=gCertifications: Certified Alarm Technician (CAT)
Education: Denver Security Academy
Lives In: Denver Colorado

John Fox has worked as a security consultant in Denver for over 20 years.
With Safe Now, he's taken those two decades of experience and decided to share it to help people online make the right security decisions for their businesses and families.

John writes security tips and guides, product recommendations, and prevention guides.

| Reach Me