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2 min read By Rentalbuddy

Grebo Bastubåt: self-service sauna rental on Lake Ärlången

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Grebo Bastubåt, a floating self-service sauna on Lake Ärlången in Sweden

At a glance

Grebo Bastubåt is a floating sauna on Lake Ärlången in Grebo, between Linköping and Åtvidaberg, Sweden. Guests book and pay online and get a code for the electronic lock on the woodshed, which holds the keys to both the woodshed and the sauna, so they fetch the firewood they need themselves and the sauna runs all year with no staff on site.

Rents out
A floating sauna on Lake Ärlången, with firewood from the woodshed
Where
Grebo, between Linköping and Åtvidaberg
Open
All year, with no staff on site
Access
A code for the electronic lock on the woodshed by the car park, which holds the keys to the woodshed and the sauna
Price
800 SEK for three hours, firewood included
Result
About 3 hours of manual work saved a week, Igloohome reports

A sauna experience by the water

Grebo Bastubåt (the Grebo Sauna Boat) is located on Lake Ärlången in Grebo, between Linköping and Åtvidaberg. It’s a popular local spot where people come to relax, enjoy the sauna, and take a dip in the lake.

They’ve hosted everything from bachelor parties and birthdays to quiet winter evenings and even a proposal.

As one visitor said, “It feels like a vacation at home.”

How Rentalbuddy made it self-service

Before using Rentalbuddy, the team needed to prepare the sauna and firewood manually before each visit. Now, bookings, payments and a code for the Igloohome key box on the woodshed run automatically through Rentalbuddy’s booking system, giving both the owners and guests more flexibility.

“Thanks to Rentalbuddy, customers can now pick exactly the amount of firewood they want for their sauna session — directly from our woodshed equipped with Rentalbuddy’s lock,” says Alvin Berggren from Grebo Bastubåt.

Grebo Bastubåt owners Alvin Berggren and Joaquim de Oliveira Pegado beside the sauna boat Grebo Bastubåt owners Alvin Berggren and Joaquim de Oliveira Pegado, builders behind the self-service sauna.

“Before, we had to guess how much wood each guest would use and load it in advance, which limited how many could book and when. Now customers can manage everything themselves - from viewing schedules to booking times - without needing to contact us. It’s given freedom to both them and us.”

Clear and simple access for guests

After booking, each customer receives an automatic confirmation with self-service instructions:

“Dial your received code to get the keys in the electronic lock. The electronic lock is placed beside the parking lot on the woodshed - not on the sauna. The keys are for both getting access to the woodshed to collect the firewood you need and also for the sauna itself. A lumber cart is available to use, but it should be returned after use. Please lock all doors and put the keys back in the electronic lock to avoid extra fees.”

Rentalbuddy web app and digital keybox for self-service sauna bookings – online scheduling, payments, and access control.

This setup ensures that guests can handle their entire sauna visit independently - from collecting wood to locking up — while the owners maintain full control through Rentalbuddy’s admin interface.

Freedom for both owner and customer

Grebo Bastubåt is now fully self-service, open year-round, and operates without staff on-site. With Rentalbuddy, all bookings, payments, and access codes are automated, allowing the team to focus on maintenance and experience instead of administration.

Igloohome, the lock maker, reports in its case study on Grebo Bastubåt and Bastuflotten Mariestad that letting guests fetch firewood with their own code saves Grebo Bastubåt about 3 hours of manual work a week. A three-hour session costs 800 SEK, firewood included.

Floating self-service sauna Grebo Bastubåt at sunset on Lake Ärlången

This simple digital setup has created a smoother, more flexible business - and a reliable example of how self-service sauna rentals can work in practice.

→ Grebo Bastubåt – grebobastubat.se

Build or sell saunas? Offer them ready for self-service rental.

Run your self-service rental from wherever you are

Unlock time and opportunity. While your customers book, pay and unlock on their own, you can be out skiing or paddling, home with your family or opening your next location.

  • Free for 30 days – or until your rental opens, up to 180 days
  • No credit card
  • From 299 SEK (about €27) a month excl. VAT
  • No commission, cancel any time
  • Setup help included
See pricing

Want to see it first? Book a free demo: a short video or phone call where Jesper from our team in Malmö shows you Rentalbuddy set up for what you rent out, or plan to – he usually gets back to you within 48 hours. Or call us on +46 10 516 46 26, 8:00–17:00 CET/CEST, in English or Swedish.

Opening later? Set your launch date in the admin, and the free trial runs until then – up to 180 days from sign-up. Not ready to start yet? Ask us to get in touch before your season