Private sauna PROMOTION: 20% discount
The days are getting shorter, temperatures are dropping … and to be honest, we kind of like it. Because what is nicer than cocooning in your own private sauna on a chilly autumn day?
We’re treating you to 20% off all our private saunas with our PROMO20 offer code.
And the best part? The discount is valid from 1/10 to 29/10/2026, during both peak and off-peak hours, from Monday to Thursday inclusive. Pamper yourself in our combination sauna (infrared + Finnish), breathe freely in the steam bath, and let your worries bubble away in the jacuzzi. Pure relaxation at an extra affordable price.
Book now
Online booking only via this link. Don’t forget to enter the PROMO20 offer code when booking your session to enjoy the 20% discount!
Conditions:
This offer is only valid for an online booking of private saunas from 1 October to 29 October 2026 inclusive from Monday to Thursday inclusive.
Frequently asked questions:
Can I order food/drinks in the private sauna? Drinks and snacks can be ordered in the private sauna. You can place an order with reception by telephone and this is then brought to the private room. Or you can eat in our restaurant before or after your session in the private sauna! You are not allowed to bring your own food and drink.
Are bathrobe, towel and slippers included in the price? No, they can be hired here or you can bring them with you.
Can I make a reservation for a massage in the private sauna? No, this is not possible.
Also get to know these other promotions of Thermae Grimbergen
Want to surprise someone? Give them a Thermae Grimbergen gift voucher
You choose the gift voucher amount which the recipient is free to spend as they wish at both Thermae Boetfort and Thermae Grimbergen. You can put together your day of wellness to your own liking. Gift vouchers are always valid for one year.
You can fully personalise your gift voucher with a message for the recipient and a layout with your chosen design.