From 9/11/2026 to 3/1/2027 inclusive, you get a free day pass* for every 100 euros you spend on wellness gift vouchers. The more relaxation you give, the more free wellness you get!
Thermae Grimbergen is open most days during the Christmas holidays, except on 25/12 and 1/1 when we are closed all day. On 24 and 31/12, we are open from 10:30 to 17:00. Our normal opening hours apply on all other days.
* The free day pass is valid for six months and can be used from Monday to Friday, except during public holidays (1/1/2027, 29/3/2027, 6/5/2027, 17/5/2027), long weekends (7/5/2027) and school holidays (from 19/12/2026 to 3/1/2027 inclusive and from 6/2/2027 to 14/2/2027 inclusive). The validity of the day passes will not be extended. The gift vouchers and day passes are valid from the day after purchase. The “free day pass” promotion runs from 9/11/2026 until 3/1/2027 inclusive.