ᐅ Are Kallax joints always this loose?

Created on: 7 Jun 2019 18:43
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HAUTO2
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HAUTO2
7 Jun 2019 18:43
Hello everyone,

I recently bought a Kallax shelving unit from Ikea, and while assembling it, I noticed that the connections between the parts—especially where the shelves are screwed into the frame—often feel quite loose. I’m wondering: Are the Kallax connections always this loose, or did I possibly do something wrong with my unit?

I made sure to tighten all the screws according to the instructions, but the shelves still seem to wobble slightly when pressed.

I’m interested in knowing whether this is a general design feature of the Kallax or if others have had different experiences. Also, any information on whether this improves over time or if adjustments are needed would be appreciated.

Thanks for your insights!
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DUUS32
7 Jun 2019 19:21
HAUTO2 schrieb:
“Are the Kallax joints always this loose, or did I do something wrong assembling my shelving unit?”

I understand your concern, especially when assembling a new shelf and expecting everything to be solidly fixed.

With my Kallax unit, I also noticed that the joints felt a bit loose at first, particularly the shelves. That initially made me a bit uneasy. However, over time, under the weight of books and other items, the joints settled and became more stable.

What helped me was tightening all the screws again with a good screwdriver—not just finger-tight, but properly tightened without overtightening. While it’s not a piece of solid wood furniture, I find the stability adequate for the price.

There may also be small manufacturing tolerances that cause some units to be a bit looser than others.
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Dopoki
7 Jun 2019 20:05
Regarding the question "Are the Kallax joints always this loose?" several factual points can be made.

Ikea Kallax furniture is made from a steel frame and particleboard/MDF inserts and is designed to allow a certain degree of flexibility. This can result in slight movement at the joints. This is not a defect but part of the design to accommodate material stress.

The screw connections are designed to prevent over-tightening, as this could damage the material. This means that "loose" is a relative term: the joints are technically stable, even if they don’t feel as tight as those in solid wood furniture.

Greater looseness can result from assembly errors, incorrect screws, or missing dowels. It is also advisable to use a cordless screwdriver with torque control to avoid damage.

Retightening the screws after a few weeks can be helpful to compensate for material settling.
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vincent46
8 Jun 2019 07:55
DUUS32 schrieb:
“With my Kallax shelf, I also noticed that the joints felt a bit loose at first.”

That reassures me a bit, as I also had the impression at the beginning that the shelves didn’t sit firmly.

I then tried to tighten the screws as much as possible without risking thread damage. Unfortunately, the instructions aren’t very detailed regarding the recommended torque.
Dopoki schrieb:
“The screw connections are designed to prevent over-tightening.”

That makes sense because I was worried I might overtighten and break something. Still, the subjective feeling of looseness is a bit unusual, as you want the shelves to be stable when loaded.

Do you have any tips on how to make the shelf more stable? For example, by adding extra screws or using special adhesives?
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dunitan
8 Jun 2019 11:16
Hello everyone,

I would like to revisit the discussion as I have gathered some experience with Kallax shelves.

First: Yes, Kallax shelves are not designed for permanent heavy loads, and the joints often feel a bit loose, but this does not mean the shelf will break easily. The construction allows for some flexibility to accommodate material variations.

Second: If you feel that the joints are unusually loose, make sure to check that all corner brackets are properly seated and all screws are tightened at every point. Sometimes the screw-in strips within the frame are not positioned correctly, which can cause unstable connections.
vincent46 schrieb:
“Do you have any tips on how to make the shelf a bit more stable?”

If you want increased stability, I recommend the following:

- Attach additional corner brackets at the back,
- Use wooden or plastic wedges to secure the shelves,
- Ensure the shelf stands evenly on the floor to avoid uneven load points.

However, be careful not to overly modify the furniture, as this could affect warranty claims.

I am happy to answer any further questions!