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Treat yourself to this gentle after-sun facial treatment for just 69 euros, exclusively available to book from 18 May to 16 September 2026 inclusive.
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The heat in an infrared sauna is more gentle than in a Finnish sauna. At Thermae Grimbergen, there is an infrared sauna in the garden of the swimwear area.
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The main difference between a traditional Finnish sauna and an infrared sauna is the heating process. In a Finnish sauna, it’s the air around you that is heated so you get hot and start to sweat. In an infrared sauna, the infrared rays heat your body directly, which completely relaxes your muscles. It’s a very different heat experience.
Which is your favourite: traditional or infrared sauna?

- Beauty - Beauty
Treat yourself to this gentle after-sun facial treatment for just 69 euros, exclusively available to book from 18 May to 16 September 2026 inclusive.

- Sauna experience - Sauna experience
May invites you to step outside. To slow down. In our green oasis, every long weekend feels like a gentle pause. You’re warmly welcome, as Thermae Grimbergen is open every day!

- Sauna experience - Sauna experience
Never been to a sauna before? You’re curious, maybe even excited, but still have a few questions or doubts? That’s completely normal. Everyone faces that first step at some point. With a few simple tips, your first visit can instantly become a deeply relaxing experience.
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