How to Clean a Portable Infrared Sauna: Simple Care Guide

Infrared saunas are the low-maintenance option compared to steam. There’s no steamer to drain and no constant humidity working against you. But “low-maintenance” doesn’t mean “no maintenance,” and skipping cleaning still catches up with you eventually.

Portable infrared saunas rely on heating panels instead of steam, so most of what builds up inside is sweat and body oils rather than moisture. That changes what you need to do, and how often.

Why Infrared Saunas Are Easier to Clean Than Steam

If you’ve compared a portable steam sauna vs infrared sauna before buying, you already know the two work differently. That difference carries straight through to cleaning.

Steam saunas push moisture into the air on purpose. Infrared saunas heat your body directly through panels, so the air inside stays dry. Less moisture means less risk of mold and mildew, and no steam generator to drain or descale.

What you’re actually cleaning is sweat residue on the panels, the seat, and the floor mat, plus the usual dust that settles in anything left folded up in a closet. It’s a lighter job, but it still needs to happen regularly, or the smell will tell you exactly where you fell behind.

What You Need Before Cleaning

You need less than you’d think. A soft cloth, mild soap or a gentle all-purpose cleaner, and a dry towel cover most of it.

Skip anything abrasive. The panel surfaces and interior fabric can scratch or degrade under harsh chemicals or rough sponges. A soft microfiber cloth is worth keeping on hand specifically for this.

One thing that matters more with infrared models than steam ones: never spray cleaner directly onto or near the heating panels. Dampen the cloth first, then wipe.

The panels house electrical components close to the surface, and direct moisture is the fastest way to damage them.

How to Clean a Portable Infrared Sauna: Step-by-Step Guide

Now, let’s move on to the actual cleaning process. Here is what you need to do to clean a portable Infrared sauna, step by step.

Step 1: Unplug and let it cool

Always unplug the unit before cleaning, and give the panels time to cool down completely. Wiping down a warm panel isn’t dangerous, but it’s uncomfortable, and cleaner can streak or bake onto a hot surface instead of lifting residue off.

Step 2: Wipe down the panels

Dampen your cloth with water and a small amount of mild soap, then wipe each panel down. Focus on the areas your back and legs are in direct contact with, since that’s where sweat residue collects the most.

Dry the panels with a separate towel right after. Don’t let them air dry on their own, since that’s how streaking and water spots happen.

Step 3: Clean the seat and floor mat

If your model has a removable seat cover or floor mat, take it out and wash it separately according to the manufacturer’s instructions. Most are machine washable on a gentle cycle.

If yours isn’t removable, wipe it down the same way as the panels, with a damp cloth and mild soap, then dry it fully before folding the unit away.

Step 4: Air it out

Once everything is wiped and dry, leave the sauna open for a while before folding it away. Even without steam involved, a small amount of moisture from sweat and cleaning lingers, and airflow gets rid of it faster than a closed, folded tent would.

Caring for the Heating Panels

The panels are the part worth protecting most, since they’re also the most expensive part to replace.

Beyond keeping them dry during cleaning, avoid leaning heavy objects against them during storage and check the manufacturer’s guidance on maximum cleaning frequency.

Wiping them down after every single session isn’t necessary the way it is with a steam sauna.

Once every few uses is usually enough, with a lighter dry wipe in between.

Common Mistakes When Cleaning Your Infrared Sauna

The most common mistake is treating an infrared sauna like a steam one and using far more water or cleaner than it needs. That extra moisture near the panels is exactly what you’re trying to avoid.

Skipping the floor mat and seat because “it’s just infrared, it doesn’t get that dirty” is another one. Sweat residue builds up regardless of which type you own.

Storing the unit while panels are still faintly warm is a smaller mistake, but worth avoiding. Give it a few extra minutes to cool fully before folding it away.

FAQ

Conclusion

Infrared saunas trade the steam sauna’s constant moisture problem for a simpler one: sweat residue and dust. That makes cleaning faster, but it doesn’t make it optional.

Stick to a damp cloth, mild soap, and a proper drying step, and keep water away from the panels directly. Do that consistently, and your unit stays fresh without much effort at all.

If you’re deciding between the two types before you buy, our steam sauna vs infrared sauna comparison breaks down maintenance alongside heat, setup, and cost.

And if you ended up with a steam model instead, here’s our guide to cleaning a portable steam sauna.