Can I Put a Box Spring on Top of Slats?

The bed owners who have a bed with built-in slats ask this question often- Can I put a box spring on top of slats?

Restful sleep is a treasure for human beings. And a cozy bed is the prerequisite of getting a sound sleep.

Of course, a mattress can boost your sleep, but what happens if you sink into it? To prevent this, we put slats or the bed spring under the mattress.

The question is- Do I need a box spring if I have slats while both of them function the same?

Before answering this question- we first let you know about the slat and the bed spring. Finally, we let you decide whether you need to put a box spring on the slats or not.

Can I Put a Box Spring on Top of Slats


What are slats?

Slats are generally wooden planks to support and make your mattress sturdier. Though they are comparatively thinner, they can hold the weight of the cushion and the sleeper.

You can find slats made of various materials, but wood is the most common substance of slats.

Before placing the mattress, you need to lay across the slats to the bed frame to prevent your mattress from sagging or shifting. Plus, the slats also help distribute the weight and keep you on the mattress without sinking into it.

Benefits of Slats

Let’s know what the benefits you can enjoy if you use slats.

Affordable price

If you are on a budget but want to make your mattress sturdier, then slats will be your go-to option. It’s affordable and durable. Also, you can find them easily. As the slats are made of wood, it costs you less compared to the box spring.

Easy to install

The weight of the slats is light and makes it possible for a single person to install it. Therefore, you can effortlessly move it from one place to another.

Provide airflow

The underneath of the mattress remains to uncover as slats don’t cover it and allows air to flow. Slats keep a gap between the mattress holes to let the airflow through and around the cushion. 

What is the box spring?

Like the slats, a box spring is also used to provide support and make your mattress firmer. Generally, it is a platform for the bed to rest on it. It uses wood as the construction material and features spring coils for bounce. For ensuring longevity, the box spring is covered by a layer of cushion.

In the market, you can find different sizes of box springs, from small to big. Choose one from there according to your bed size. The downside of the box spring is- it’s a bit pricey.

Benefits of Box Spring

From the above, you know the advantage of using the slats. Now, let’s learn about the benefits of a box spring.

Alleviate your back pain

Because of the large size, the box springs lift and elevate your bed. And an elevated bed is good for back pain or those who trouble in and out of the bed.


The box spring can effectively distribute more weights and can support up to 500 pounds. So, the heaviness of the sleeper can’t bring any harmful effects and prolong its lifespan.

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Decision time: Whether you should put a bed spring on top of the slats or not

From the above discussion, we learned that both the slats and the box spring function the same. The purpose of each of them is to support and make the mattress firmer.

You can use the slats and the box spring as an alternative to each other.  In simple words, if you use slats, then you don’t need to put the bed spring on the slat. At the same time, if you purchase a bedspring, you can avoid slats for supporting the mattress.

Indeed, there is no need to put a box spring on the slats if you already have the slats.

Both the box spring and the slats are designed to support the mattress. Putting a box spring on the slats brings no benefits- except adding weights.

To sum up, we can firmly say that you don’t need to put the box spring on top of the slats.

When it is ok to put the bed spring on the slats?

If the bed with built-in slats is merely designed as the frame and support for the box spring, you can consider the box spring.

Can you put a box spring on a slat bed?

No, you can’t put a box spring on a slat bed as both of them function the same. Installing the box spring on the slat just adds weights, nothing more than that.

When should a box spring be replaced?

You should replace a box spring every 8 or 10 years.


Throughout this guide, we break down the answer to the question- Can I put a box spring on top of slats?

No, you don’t need to put the box spring on the slat as it does bring no advantage, except adding weights.

If your bed comes with built-in slats, just install the mattress on it to get a comfortable bed.

On the other hand, if there are no slats, get a bedspring and put your mattress on it.

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