ᐅ How does a dehumidifier affect the KALLAX unit in a damp room?

Created on: 14 Nov 2017 07:18
J
jeko38
Hello everyone, I have a somewhat specific question: How does a dehumidifier affect the KALLAX shelving system from IKEA when placed in a damp room?

I am planning to set up a KALLAX in my basement, which unfortunately is often very humid, and I am wondering if a dehumidifier really helps to prevent damage such as mold, swelling, or unpleasant odors. I am particularly interested in whether the moisture is removed only from the air or if the moisture that the furniture has already absorbed can also be reduced.

Does anyone have experience with how effective dehumidifiers are in such cases and whether they can actually protect the KALLAX? Are there any tips for optimal use to keep the shelf in good condition for as long as possible? Thanks in advance!
V
van_pe
14 Nov 2017 09:52
I have a KALLAX in the basement, and since I started using a dehumidifier, the surface has hardly changed. Before, I always noticed slight swelling at the edges, but that has disappeared.

The device should be large enough for the room; otherwise, it won’t be effective.
R
RON57
14 Nov 2017 10:33
Hello jeko38, I have some experience with furniture in damp rooms and dehumidifiers in general.

A dehumidifier helps maintain a stable, low humidity level, which gradually reduces the moisture content in the KALLAX, provided it is used correctly. It is important that the furniture is not exposed to condensation or direct moisture from outside. A sufficient distance from cold, damp walls and floors helps with this, as does consistent air circulation.

However, if the shelving unit is already heavily swollen or affected by mold, the dehumidifier alone cannot reverse the damage. It does, however, prevent the situation from worsening.

In summary, I would say the dehumidifier is an important part of the solution, but not the only measure. Structural measures and air circulation are also crucial to protect the KALLAX and minimize long-term damage.
S
Sepele
14 Nov 2017 10:51
jeko38 schrieb:
whether the dehumidifier really helped measurably

Humidity measurements with a hygrometer usually show a clear decrease when a dehumidifier is running. The drier the air, the less moisture is absorbed back into the furniture.

For a measurable improvement in the wood, a combination of a dehumidifier, air circulation, and avoiding direct sources of moisture is recommended.

A common mistake is using the dehumidifier in a room that is too small or not running it frequently enough.
J
jeko38
14 Nov 2017 11:28
Thank you for all the helpful tips!

One last question: Could a dehumidifier with an integrated heater also be useful to specifically prevent condensation in cold basements? Or could the additional heat sources cause more harm than good – for example, due to possible material expansion?
L
lisbi
14 Nov 2017 11:49
A good point.

Heating and dehumidification together can be effective because warmth allows the air to hold more moisture – this helps to remove humidity from the room more efficiently. However, the heating capacity is often limited, and the extra heat can cause the KALLAX to slightly expand or contract.

As long as there are no strong temperature fluctuations, this is usually not an issue. Maintaining a consistent, moderate temperature is important.

In short: dehumidifiers with built-in heating can be useful if properly adjusted, but watch out for sudden temperature changes.
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DUUS32
14 Nov 2017 12:23
I once used a dehumidifier that also provided some heat. This really helped in the basement with the KALLAX, the musty smell disappeared, and now there are no signs of mold.

It helped me a lot because I was unsure before whether the shelf would last that long. The dehumidifier simply gives me a better feeling when storing things 🙂