ᐅ KALLAX after Furniture Delivery – Warped or Construction Defect?

Created on: 25 Feb 2023 08:37
E
Erikafra
Hello everyone,

I am currently facing the following question: After transporting my IKEA KALLAX shelving unit, I noticed that the wooden panels have warped slightly along their entire length. Now I am unsure whether this is purely damage caused by improper storage or handling during the move, or if there might be a design flaw in the furniture itself that promotes such warping.

The shelving unit was stacked flat on its back during transport and was well padded, yet the warping is visible and also bothersome in everyday use.

I would be very interested in your experiences and opinions: Is this kind of warping typically due to external factors, or are there known design weaknesses in the KALLAX that could encourage this? Also, are there any tips on how to possibly straighten the panels again, or is that unlikely to work?

Best regards and thank you for your input!
N
NoValentin
25 Feb 2023 12:03
Construction error? No.

Deformation due to transport? Yes.

KALLAX is not solid wood. After transportation, slight warping of the panels may occur, causing them to no longer lie completely flat.

Exchange or order replacement parts.
C
cassandra
25 Feb 2023 13:17
Additionally, I would like to point out that the MDF panels in KALLAX shelves have limited flexibility due to the melamine coating.

As a result, localized loads, especially when not evenly distributed, can cause permanent deformations.

Transporting the shelves lying down can stress the material, even if it is padded.

This is not a design flaw; rather, the material is naturally susceptible due to its structural properties.
F
FAVALERIE9
26 Feb 2023 08:04
So, I reassembled a KALLAX after moving – slight warping only becomes noticeable under unfavorable load.

Careful counterweighting can help prevent long-term damage.
E
Erikafra
26 Feb 2023 09:26
Thanks in advance for your tips; they really help me make progress.

One more question: Is it possible to determine from the material whether temperature or humidity fluctuations caused initial damage even before transportation? The shelf was relatively new but was last stored in a damp garage.

And another request: Does anyone have advice on specific methods to reduce warping over the long term using weights or other means without damaging the material?
F
flo-Theres
26 Feb 2023 10:11
Hello,
Erikafra schrieb:
Can the material rule out that temperature or humidity fluctuations have already caused initial damage before transport?

The MDF panels used are indeed sensitive to moisture. If the shelving was stored in a damp garage, swelling or warping could have occurred even before transport.

Regarding the methods: store the shelving flat, that is, lying level, apply light weight to the warped areas but not too heavy to avoid further dents. Alternatively, a humid environment might help make the material somewhat more flexible, but be cautious of swelling panels...

A controlled and slow approach is crucial.
R
rekijan
26 Feb 2023 11:59
Addition to
flo-Theres schrieb:
controlled and slow approach is crucial.

I did something similar with a comparable shelf:

1. Completely disassemble the shelf,
2. Gently moisten the boards (just a slightly damp cloth, do not soak!),
3. Lay them flat on the floor and weigh them down with as straight and wide boards as possible,
4. over several days, the boards often return to their original shape.

It feels a bit like DIY magic, but it usually works :-)

Give it a try, but please be careful! 😉