
What is Aufguss?
- Aufguss - Aufguss
Heat and scent come together in one intense wellness moment. But what exactly is an Aufguss session? Find out how our sauna masters prepare this sauna ritual and how these sessions affect you!
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The Celestine sauna in the nude area of Thermae Grimbergen is a very dry sauna with a special crystal in the middle
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The Celestine sauna is situated under the restaurant at Thermae Grimbergen. It’s a small cosy sauna with a special stone in the middle of the cabin: a celestite crystal. This crystal has calming properties and promotes a peaceful night’s sleep
With a temperature of about 75°C, this is a very dry sauna, so even sauna novices will be able to tolerate this temperature quite well. The stove is hidden under the benches and there is a cold plunge pool next to the sauna to cool down in.

- Aufguss - Aufguss
Heat and scent come together in one intense wellness moment. But what exactly is an Aufguss session? Find out how our sauna masters prepare this sauna ritual and how these sessions affect you!

- Saunavacation - Saunavacation
Fancy a mini-break without the usual hassles that come with travelling to far-flung destinations? In this blogpost, we reveal why a summer overnight stay in the wellness hotel of Thermae Boetfort just outside Brussels feels like a real pampering treat!

- Promo - Promo
Getting your fix of me-time is so much easier with a Thermae Grimbergen multi-visit pass. Our multi-visit passes are flexible, shareable, have no expiration date and give you great savings!
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