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What to Put Under a Mattress on the Floor: The Ultimate Guide

From the Puffy Editorial Team | 3 min read.
What to Put Under a Mattress on the Floor: The Ultimate Guide

So you've ditched the bed frame for an earthier sleeping arrangement - congratulations! Floor sleeping has its perks, but before you plop that mattress down, there's something you should know. What you put under your mattress can impact not only your sleep but also the longevity of your mattress. Let’s dig in!

Table of Contents

Can You Put a Mattress on the Floor?

The short answer? Yes, you can. But should you? That’s where things get murky. While sleeping on the floor can be a cozy, minimalist experience, it also opens up a can of potential issues - like mold, dust, and lack of air circulation. So yes, you can put a mattress on the floor, but it's vital to do it the right way.

Factors to Consider

  • Ventilation: Your mattress needs to breathe, literally.
  • Insects: Nobody wants bugs as bedfellows.
  • Mold: Moisture and mattresses are not a good mix.

What to Put Under a Mattress on the Floor

Now, let's tackle the big question: what should go under your mattress?

Moisture Barriers

Using a moisture barrier like a polyethylene sheet can prevent mold from making your mattress its new home.

Wooden Slats or Plywood

A wooden base can elevate your mattress slightly and improve ventilation, keeping both you and your mattress happy.

Foam Panels

Foam panels can serve as an insulating layer, making your mattress feel softer while also protecting it from the cold floor.

Why You Shouldn't Place Your Mattress Directly on the Floor

So why not just go full-on bohemian and set your mattress right on the floor?

Airflow Matters

A mattress on the floor doesn't have the luxury of air circulation, increasing the risk of mold and foul odors.

Say Hello to Dust and Allergens

Sleeping closer to the floor means you're also closer to dust, which is not ideal for those with allergies.

Check out Puffy mattress reviews from real customers and see how we compare with other brands.

DIY Solutions for Elevating Your Mattress

Get crafty! If you prefer not to buy, you can also DIY.

  • Pallets: These can be a stylish and functional solution.
  • Rope and Wood: A slightly elevated platform can be created using sturdy ropes and wooden planks.

Commercial Options: What’s on the Market

Don't want to DIY? There are plenty of commercial solutions.

  • Bed Frames Designed for Floor Sleeping: These are low-profile frames specifically meant to elevate mattresses off the floor just enough to prevent issues.
  • Mattress Pads with Ventilation: Think of these as "breathable layers" you can place under your mattress for added comfort and air circulation.

Pros and Cons of Ground-Level Sleeping


  • Easier to Get In and Out: No climbing required.
  • Cooler Sleeping Environment: Heat rises, so you stay cooler.


  • Harder on Joints: Especially true for older individuals.
  • Increased Exposure to Dust and Allergens: Not ideal for the allergic sleeper.


Floor sleeping can be a cozy and liberating experience, but it comes with its own set of challenges. From moisture barriers to foam panels and wooden slats, what you put under your mattress matters as much as the mattress itself.

Use our store locator to find the closest furniture or mattress store near you and feel the cloudlike comfort of our Puffy Mattress in person.

While it might seem simpler to set your mattress directly on the floor, doing so can cause issues ranging from mold to poor ventilation. By taking the time to carefully consider what goes under your mattress, you can elevate your floor-sleeping experience - both literally and figuratively.

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