
€100 = 1 Free Day Pass! Our Gift Voucher Promotion Is Back
- Promo - Promo
Give the gift of relaxation and enjoy a reward yourself. From 9 November 2026 to 3 January 2027, receive 1 free day pass for every €100 in gift vouchers purchased.
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The Christmas holidays are the perfect time to escape the busyness of the season for a while and treat yourself to some pure relaxation. Sauna visit, a wonderful massage or an all-inclusive wellness package? Welcome to Thermae Grimbergen! Heads-up: during the Christmas period, adjusted opening hours apply. Take a quick look and start planning your well-deserved wellness day today!
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We are open throughout the Christmas holidays, except on 25 December and 1 January. On 24 and 31 December, adjusted opening hours apply. On all other days, we are open as usual.
Here’s a quick overview of the adjusted opening hours of our public baths:
Our normal opening hours apply on all other days:
Friday and Saturday: 10:30 – midnight.
Of course, you can also have a wonderfully relaxing session in our private saunas during the Christmas holidays, away from the festive hullabaloo in your own peaceful cocoon! As usual, you need to book your session online, which is quick and easy to do via our online booking tool. Our current opening hours are also displayed here.
Looking to get away from it all for a night or two? Great news, our wellness hotel is open during the Christmas holidays! Please note that adjusted opening hours and a few other changes apply during the festive season:
On all other days, our wellness hotel operates normal opening hours. Click here for a virtual tour of our hotel.
A relaxing massage helps you fully recharge, while a facial treatment restores your skin’s healthy glow, ready for the party season. So, both treatments are the perfect pampering treat during the Christmas holidays.
And yes, you can also enjoy a treatment at our beauty clinic in the Christmas period:
24 and 31/12: massages and treatments can be booked from 10:30 to 16:00.
25/12 and 1/1: the beauty clinic is closed.
There is also no need to go hungry this festive season, with delicious food and drink served most days. But adjusted opening hours apply on a few days:
Click here to take a virtual tour of our restaurant and to browse our menu.

- Promo - Promo
Give the gift of relaxation and enjoy a reward yourself. From 9 November 2026 to 3 January 2027, receive 1 free day pass for every €100 in gift vouchers purchased.

- Beauty - Beauty
Good news: our Japanese Head Spa has become incredibly popular and, because so many of you asked if you could enjoy this wonderful treatment together, we’ve made it possible!

- 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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