
National Sauna Week: wellness with great prizes
- Promo - Promo
From Monday 14 to Friday 18 September 2026, the Belgian Sauna Association is organising National Sauna Week. And of course, Thermae Boetfort and Thermae Grimbergen are taking part too!
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On Sunday 8 January 2023, we will dive into the new year during our annual New Year's Plunge! Afterwards you can warm up with a cup of hot mulled wine and spend the rest of the day enjoying our special Aufguss, scrub and relaxation sessions.
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The benefits of cold water immersion
Many people – including us – believe in the benefits of cold water immersion, especially after a hot sauna. Some of the advantages include:
- Improved mental health
- Activated endorphins
- Improved circulation
- Release of tension and adrenaline
Sound like fun? Join us on 8 January at Thermae Grimbergen!

- Promo - Promo
From Monday 14 to Friday 18 September 2026, the Belgian Sauna Association is organising National Sauna Week. And of course, Thermae Boetfort and Thermae Grimbergen are taking part too!

- Promo - Promo
Visit Thermae Boetfort or Thermae Grimbergen in August and receive an exclusive voucher! This voucher lets you bring someone along to our sauna and wellness centre for free between 1 September and 16 October 2026.

- 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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