ᐅ Who has securely mounted Kallax units directly to the wall without using brackets or hooks?

Hello everyone,

I would like to start a discussion on the topic: "Who has permanently mounted Kallax units directly to the wall without using hooks?" Specifically, I’m interested in the methods you have used to secure Kallax shelves firmly and permanently to the wall, without the usual metal or plastic hooks that IKEA typically provides. I’m particularly curious about how you ensured stability without leaving a gap behind the Kallax or causing the shelf to wobble under load.

Additionally, tips on screw sizes, types of wall plugs, and mounting height would be very helpful—ideally based on experience with the best methods for concrete or drywall (plasterboard) walls. I’m also interested in how the load distribution was handled, especially when placing heavier items inside the units or stacking them.

I look forward to your reports and would also welcome critical feedback if you have had any negative experiences!

Hey Jueltau,

I also secured my Kallax units firmly to the wall – without using the IKEA brackets. My method is to drill holes directly through the top panel of the Kallax and then attach it to the wall using heavy-duty anchors and suitable screws. This creates a very strong connection and nothing wobbles.

Small warning: You really need to pay attention to the exact position of the anchors, otherwise the shelf will be crooked. I marked everything carefully beforehand with a spirit level and measuring tape. The shelf fits perfectly flush against my wall, no gaps, so it looks great.

The only downside is that it’s fixed in place – so no slipping or shifting is possible. If you need flexibility, keep that in mind. For me, stability was more important, especially since I store heavy binders there. 😉

Oh, and regarding screws: I used 6x60 mm (¼ x 2 ⅜ inches) countersunk screws with nylon anchors for concrete – holds like a charm!

dijan schrieb:
My trick is to drill holes directly through the top panel of the Kallax and then secure it to the wall using heavy-duty anchors and appropriate screws.

That sounds a bit too rough to me – I think it ruins the charm of the Kallax, which is actually designed as a flexible plug-in shelf. Sure, stability is important, but who wants to permanently attach their furniture to the wall? That inevitably causes problems when moving or rearranging the shelf.

What I find interesting is the basic question of whether such a rigid fixing is really necessary. Kallax is quite stable on its own, especially if hung with brackets and a bit of space from the wall, and as long as you’re not storing very heavy books, that usually suffices.

But okay, for people who really want to secure it permanently against tipping without using hooks, that’s certainly a solution. Still, I wonder if alternatives like custom-made reinforcements or internal bracing might work better than drilling through the shelves – what do you think?

Hello Jueltau,

I would like to provide a more detailed explanation about screwing Kallax units directly to the wall without using IKEA hooks.

First, it is essential to know the wall type, as the foundation of the mounting depends heavily on this. For concrete and solid walls, I recommend using heavy-duty anchors (e.g., Fischer UX or similar) combined with screws sized 5x60 mm or 6x60 mm as already mentioned. These sizes offer sufficient support without splitting the wood of the Kallax unit.

The correct positioning of the screws should be along the upper edges of the units, ideally through the top shelf and the upper side frame to create cross-bracing. Drilling only through the side panel can cause stress that may warp the shelf.

likuken schrieb:
Kallax is quite stable on its own

– That is true, but horizontal fastening with screws provides a significantly better load distribution to the wall. Especially with heavy loads or when stacking multiple units, this makes the entire construction more secure.

It is also important to choose screws with countersunk heads so they sit flush or slightly recessed in the wood. Otherwise, you might get injured when placing items inside or damage the wood.

If drywall is present, that is a completely different challenge: here, you should use special drywall anchors (e.g., metal toggle bolts or special expansion anchors) capable of supporting the shelf. Additionally, it is advisable to distribute the load across multiple fixing points or attach a wooden batten to the wall on which the Kallax can rest.

Could you please provide information about the wall structure and the weight your Kallax system needs to support? That would help to give more precise recommendations.

Filippo schrieb:
If you have drywall, that’s a completely different challenge

I completely agree with that. I had a drywall where I attached my Kallax shelf. In the end, I had to use metal toggle bolts because otherwise, the shelf wouldn’t have held an inch.

A little tip: if you have the option, knock on the wall first to make sure there is a solid backing, otherwise even the best anchors won’t help you ;-)

Otherwise, I secured my shelf by placing two screws through the upper back panel, directly through the backing board – this provides extra stability, especially if the shelf isn’t flush against the wall.