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Celsium Jonas Large Außensauna aus 44 mm Massivholz in anthrazitfarbener Außenverkleidung mit Harvia Ofen, Platz für 6 Personen

Produktionsansicht der Celsium Jonas Grand Gartensauna mit montierter Außenverkleidung

Celsium Jonas Large Außensauna aus 44 mm Massivholz in hellgrauer Außenverkleidung mit Harvia Ofen, Platz für 6 Personen

Celsium Jonas Large Außensauna aus 44 mm Massivholz in brauner Außenverkleidung mit Harvia Ofen, Platz für 6 Personen

Celsium Jonas Large Außensauna aus 44 mm Massivholz in naturbelassener Außenverkleidung mit Harvia Ofen, Platz für 6 Personen

Celsium Jonas Grand Outdoor Sauna – comfortable and spacious

Moderne Außensauna Jonas Large aus Teakholz in der Natur, direkt am Teich gelegen, mit großzügiger Glasfront und Blick ins helle Holzinnere.

Celsium Jonas Large Außensauna aus 44 mm Massivholz in grauer Außenverkleidung mit Harvia Ofen, Platz für 6 Personen

Detailansicht der Celsium Jonas Small Gartensauna – Saunaofen mit Lavasteinen und Saunaeimer auf Lindenholz-Bank, warm beleuchtetes Innenambiente mit natürlichem Holzdesign.

celsium-jonas-designsauna-saunaofen-harvia-drop-dampf

Nahaufnahme Harvia Saunaofen in der Celsium Jonas Small Glassauna – Aufgussmoment mit fließendem Wasser auf heißen Steinen, edle Holzverkleidung im Hintergrund.

Saunaofen Harvia Spirit im Einsatz – stilvolles Detail der Celsium Jonas Small Sauna mit hellen Holzpaneelen und natürlicher Atmosphäre.

Einstieg in die Celsium Jonas Small Gartensauna – Frau betritt die moderne Glassauna mit hellen Holzflächen und klarer Linienführung.

Celsium Jonas Grand Gartensauna mit großflächiger Glasfront im Garten

Innenraum der Celsium Jonas Grand Gartensauna mit großzügigen Saunabänken

Saunabänke der Celsium Jonas Grand Gartensauna in heller Holzoptik

Sauna-Innenraum mit Holzbänken, indirekter LED-Beleuchtung und Saunaofen.

Zweistufige Saunabänke aus Holz mit warmer, indirekter Beleuchtung.

Kompakter Sauna-Innenraum aus Naturholz mit ergonomischer Bankanordnung.

Outdoor-Sauna mit geöffneter Glastür und warm beleuchtetem Holzinterieur.

Detailaufnahme einer Saunabank aus Naturholz mit feiner Oberflächenstruktur.

Saunabank mit integrierter Ambientebeleuchtung und klarer Linienführung.

Harvia Saunaofen mit Natursteinen im Innenraum einer Außensauna.

Blick in eine kompakte Outdoor-Sauna mit Holzbänken und Glastür.

Nahaufnahme einer Saunabank mit warmem Licht und hochwertigem Holz.

Außenwand der SJonas Grand auna mit modernem digitalem Sauna-Bedienfeld.

Celsium Jonas Grand Gartensauna mit Glasfront frei stehend im Garten.

Detailansicht der Saunabank aus massivem Naturholz mit glatter Oberfläche.

Rückenlehne der Saunabank aus vertikalen Holzlamellen im Innenraum.

Zweistufige Saunabänke aus Holz mit klarer Linienführung.

Detail der Dach- und Wandkonstruktion der Gartensauna aus Naturholz.

Celsium Jonas Grand Gartensauna im Garten mit umlaufender Holzverkleidung.

Holzgriff an der Glastür der Celsium Jonas Grand Gartensauna.

Außenansicht der Celsium Jonas Grand Gartensauna mit großer Glasfront.

Gartensauna aus Holz mit klarer Kubusform in natürlicher Umgebung.

Celsium Jonas Grand Gartensauna freistehend zwischen Bäumen im Garten.

Celsium Jonas Grand Gartensauna mit Glasfront, eingebettet in eine natürliche Waldumgebung.

Außenansicht der Celsium Jonas Grand Gartensauna mit klarer Kubusform und Holzfassade.

Detail der vertikalen Holzverkleidung der Celsium Jonas Grand Gartensauna.

Glastür und Frontbereich der Celsium Jonas Grand Gartensauna mit massiver Holzrahmung.

Celsium Jonas Grand Gartensauna in schwarzer Holzoptik mit Glasfront im Wald.

Detailansicht der Ecke der Celsium Jonas Grand Gartensauna mit Glasfront und LED-Dachlinie.

Zweistufige Saunabänke aus hellem Holz mit integrierter LED-Beleuchtung im Innenraum.

Schwarze Holzfassade der Celsium Jonas Grand Gartensauna mit umlaufender LED-Lichtlinie.

Außenansicht der Celsium Jonas Grand Gartensauna mit großer Glasfront auf Rasenfläche.

Innenraum der Celsium Jonas Grand Gartensauna mit Harvia Saunaofen und Holzbänken.

Blick durch die geöffnete Tür in den Innenraum der Celsium Jonas Grand Gartensauna.

Zweistufige Saunabänke aus hellem Holz mit warmer indirekter Beleuchtung.

Detail der Saunabank und Rückenlehne aus hellem Naturholz im Innenraum.

Detailaufnahme des Türrahmens aus Holz an der Glastür der Gartensauna.

Detail des Saunabodens aus hellem Holz im Innenraum der Gartensauna.

Rückansicht der Celsium Jonas Grand Gartensauna in schwarzer Holzverkleidung im Garten.

Holzgriff an der Glastür der Celsium Jonas Grand Gartensauna in schwarzer Ausführung.

Außenansicht der Celsium Jonas Grand Gartensauna mit Glasfront zwischen Bäumen.

Seitliche Ansicht der Celsium Jonas Grand Gartensauna mit schwarzer Holzfassade.

Detail der oberen Ecke der Celsium Jonas Grand Gartensauna mit Glasfront.

Rückwand der Celsium Jonas Grand Gartensauna aus schwarzer vertikaler Holzverkleidung.

Frontansicht der Celsium Jonas Grand Gartensauna mit großer Glasfläche.

Detail der schwarzen Holzfassade mit vertikaler Struktur an der Gartensauna.

Detailansicht des Holzgriffs an der Glastür der Celsium Jonas Grand Gartensauna in schwarzer Ausführung.

Celsium Jonas Grand Outdoor Sauna – comfortable and spacious

Q: Which payment methods are accepted?

We accept the following payment methods:PayPalStore PayVisaMastercardAmerican ExpressMaestroUnionPayApple PayGoogle PayUSDCBancontactEPSiDEALKlarna

Q: How does delivery by forwarding agent work?

Delivery is standard free curbside. This means that the goods are delivered to the nearest point that can be reached by truck.Important:Access for trucks must be possibleSufficient clearance width and height requiredThe customer is responsible for transportation from the curbIf required, additional services (e.g. delivery to the installation site) can be arranged in advance

by Celsium

€9.329,00 - €9.329,00

€9.329,00

€9.329,00 - €9.329,00

€9.329,00

incl. VAT

Quantity

Generous warmth for shared relaxation

The Celsium Jonas Large Outdoor Sauna —comfortable and spacious—is an architecturally clear-cut retreat for anyone who wants to experience wellness not alone, but together. With its open feel, large glass front, and high-quality materials, it creates an atmosphere of calm and spaciousness—ideal for families, friends, or discerning wellness enthusiasts.

Product characteristics – the Celsium Jonas Large Outdoor Sauna – comfortable and spacious as a generous sauna concept

As the largest model in the Jonas line, the Celsium Jonas Large Outdoor Sauna is designed to be comfortable and spacious for up to six Persons. The expanded space concept offers enough room to sit, lean back, and relax without feeling cramped or having to compromise. The flexible door position on the left or right side allows for optimal adaptation to the property, layout, and personal preferences.

Design & materials – the clear design language of the Celsium Jonas Large Outdoor Sauna – comfortable and spacious

The exterior design combines modern lines with the natural look of solid wood. You can choose from different types of wood such as spruce, thermo pine, or shou sugi ban, as well as five harmoniously coordinated color options: beige, Grey, ebony, teak, and hazel. Every Celsium Jonas Large Outdoor Sauna – comfortable and spacious – is made of natural wood, with individual grain patterns and slight color variations emphasizing its authentic character.

Technology & functions – well-designed features of the Celsium Jonas Large Outdoor Sauna – comfortable and spacious

Inside, the large glass front creates a bright, open feeling and pleasant light distribution. The optimized bench configuration is specially designed for groups and supports comfortable, relaxed seating. The sauna is available with or without an integrated shower or entrance area. Different types of glass, door variants, and optional lighting and audio systems allow for precise configuration according to individual requirements.

Application & comfort – relaxed sauna bathing in the Celsium Jonas Large Outdoor Sauna – comfortable and spacious

The balanced proportions of the Celsium Jonas Large Outdoor Sauna —comfortable and spacious—allow for both quiet moments alone and shared sauna experiences. Ergonomically designed seats and backrests, a choice of wood types, and optional backrests with engraving or a fire effect create a personal feel-good atmosphere. The clear structure makes it easy to use on a daily basis and makes the sauna a natural part of the garden living space.

Benefits & effects – conscious regeneration with the Celsium Jonas Large Outdoor Sauna – comfortable and spacious

Regular sauna sessions support physical regeneration, promote blood circulation, and help reduce mental tension. In the spacious surroundings of the Celsium Jonas Large Outdoor Sauna —comfortable and roomy—wellness becomes a communal ritual that combines relaxation, conversation, and lasting recuperation.

Special features

Click or tap on the icons to learn more.

UF-Celsium-Eigene-Herstellung_keine-Montageware

Own production – no assembled goods

Every sauna is manufactured entirely in-house. You get genuine manufacturing quality with full control over materials, workmanship, and details.

Wandmodul der Celsium Jonas Classic Gartensauna mit OSB-Verkleidung

Premium quality with responsibility

From the initial design to the final implementation, everything is handled by a single source—ensuring consistently high quality, durable construction, and clean workmanship.

Made in EU

High-quality manufacturing in the European Union – for tested quality, fair production standards, and short delivery routes.

Fichte Sauna Jonas Large – Außenansicht in dunkler Fassadenverkleidung, Detailansicht der hellen Fichtenholzoberfläche.

Scope of delivery

Everything at a glance – this is what's included!

Celsium Jonas Grand sauna cabin (flat pack or pre-assembled)
Sauna benches and backrests according to configuration
Large glass front and all-glass door
Assembly materials
Detailed assembly instructions

Specifications

Specifications	Value
Capacity	4-6 people
Covered area	5.85m2
Steam room volume	13.1m3
External dimensions (W × D × H)	2,400 mm x 2,720 mm x 2,420 mm
Interior dimensions (W × D × H)	2,300 mm x 2,520 mm x 2,220 mm
Weight	750 kg
Pallet size (flat pack)	1.20m × 2.80m × 1.25m
Construction materials	Premium Nordic Timber (The thickness of the boards used for the walls is 44 mm.)
Type	Full-Height Tempered Glass 8mm
Exterior finish	Horizontal Slatted Timber
Optional	full glass front, or partial glass back wall.
Recommended heating capacity	9-11 kW. Three-phase power supply required.
Foundation required	Solid, level base (min 2.5m × 2.0m)
Origin	Handcrafted in Lithuania

Create space for shared well-being now

Choose a Outdoor Sauna that combines spaciousness, design, and function—high-quality craftsmanship, flexible configuration, and designed for relaxing moments in your own garden.

Questions & Answers (FAQs)

No matching questions found.

FinA Wellness Store

What should I look out for before ordering?

Please check all relevant information about the product (dimensions, technical requirements, power/water connections, space requirements, delivery conditions) before ordering. If you have any questions, we recommend a consultation before purchasing, especially for larger wellness products.

Which payment methods are accepted?

We accept the following payment methods:

PayPal
Store Pay
Visa
Mastercard
American Express
Maestro
UnionPay
Apple Pay
Google Pay
USDC
Bancontact
EPS
iDEAL
Klarna

When is the load applied?

The amount is debited at the time the order is completed or according to the selected payment method. For payment services such as Klarna, the respective payment terms of the provider also apply.

Can I change or cancel my order at a later date?

Changes or cancelations are possible as long as the order is not yet in production, commissioning or shipping. Please contact us immediately after placing your order.

Are there any restrictions on the right of withdrawal?

Yes, custom-made products, special designs and individually configured goods are excluded from the statutory right of withdrawal. We will clarify transparently whether a product falls under this before or at the latest when the order is placed.

How long does the delivery take and will I be informed?

The delivery time is indicated directly with the respective product. These are valid as long as the item is in stock. Deviating, individually agreed delivery times have priority. We will actively inform you in the event of delays. You will receive ongoing information on the shipping status.

How does delivery by forwarding agent work?

Delivery is standard free curbside. This means that the goods are delivered to the nearest point that can be reached by truck.

Important:

Access for trucks must be possible
Sufficient clearance width and height required
The customer is responsible for transportation from the curb
If required, additional services (e.g. delivery to the installation site) can be arranged in advance

Can I set a preferred delivery date?

Delivery date requests will be considered if possible. The shipping company will usually contact you one to two days before delivery to arrange an appointment. Fixed dates or times cannot be guaranteed. Express deliveries with exact delivery dates are possible on request.

What applies in the event of damage, missing parts or subsequent defects?

Please check the goods immediately upon delivery. Transport damage or missing parts must be documented and reported immediately with photos/videos.

The statutory warranty of 2 years applies to defects. We examine every case and take care of repair, replacement or an appropriate solution.