ᐅ Who has retrofitted metal floor supports for KALLAX?

Created on: 11 Sep 2023 08:17
G
glamau
Hello everyone,

I am currently looking into upgrading my IKEA KALLAX shelves and considering adding metal shelf supports to increase stability and give the design a more industrial look. My question is quite specific: Has anyone had experience retrofitting metal shelf supports for KALLAX shelves? I am particularly interested in the installation process, everyday durability, and any compatibility issues with the KALLAX inserts. Are there recommendations for specific manufacturers or models? Are there challenges or pitfalls that should definitely be avoided?

I look forward to your feedback and tips!
K
kautra
11 Sep 2023 11:05
Briefly, my experience: metal floor joists are possible but not ideal. The best way to attach them to KALLAX is with short screws that do not penetrate the material. I used L-brackets fixed on the inside of the sides. For heavy loads, I would prefer polymer or sturdy wooden beams.
J
Jeanbar
12 Sep 2023 07:42
Hello glamau,

Your question about retrofitting metal shelf supports for KALLAX is very well asked and important for anyone who values stability. I have retrofitted a KALLAX with metal supports myself and can share some insights from personal experience:

I ordered the metal parts from a specialized furniture fitting supplier. There are some affordable L-shaped brackets made of galvanized steel that can also be easily adjusted by hand. My tip: Always carefully mark the drill holes before screwing them in and pre-drill with a thin drill bit to avoid splitting the MDF.

Proper alignment is crucial so that the shelf rests fully and the load is not applied only at specific points. For aesthetics, you can paint the edges of the metal supports black to match an industrial style.

In general, metal supports noticeably increase the load capacity, as long as you don’t place excessively heavy items on individual shelves. For everyday use, they are definitely a useful addition.
B
BARSAN
12 Sep 2023 09:17
I have reinforced my KALLAX with sturdy stainless steel brackets. The brackets hold well under normal use. It is important to drill the holes precisely to prevent the wood from splitting.
J
JONSON
12 Sep 2023 09:48
Jeanbar schrieb:
My tip: Always mark the drill holes precisely before screwing and pre-drill with a thin drill bit to prevent the MDF from splitting.

This is an important point that I can also confirm. Additionally, screws should not be tightened too much to avoid compressing the material and compromising stability.
BARSAN schrieb:
The brackets hold well under normal use.

This probably means that excessive loads should not be placed on the KALLAX shelves. The metal supports are not designed for heavy-duty shelving but offer a solid improvement compared to wooden supports.