
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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Is 11 November a day off for you? Good news — Thermae Grimbergen is open! You’re warmly welcome to spend a relaxing day enjoying our saunas and wellness pools.
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You’re welcome from 10.30 a.m. to 11 p.m. to unwind completely. Coming to the sauna for the first time? We’re happy to help you on your way with a few handy tips:
Would you like to make your wellness day even more special? Then book a soothing massage! We recommend booking in advance to be sure of your spot. Discover our full range of massages here.

- 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!

- 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!
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Kitchen renovation from 14 to 18 September inclusive