





Istanbul
+90 (532) 215 64 78
info@saunadekor.com
Location
Ziya Gökalp, Metal İş Sanayi Sitesi Yolu 20. Blok No:17,
34490 İkitelli Osb/Başakşehir/İstanbul/Turkey
Dubai
+971 58 558 1295
info@saunadekor.com
Location
Latifa Tower Dubai, World Trade Centre, Dubai UAE
Boston
+1 (617) 645 13 50
info@saunadekor.com
Location
66 Long Wharf, Unit 4B, Boston, MA 02110 USA
Interior design is the art and science of enhancing the interiors.
Ziya Gökalp, Metal İş Sanayi Sitesi Yolu 20. Blok No:17, 34490 İkitelli Osb/Başakşehir/İstanbul
+90 532 215 64 78
info@saunadekor.com.tr






Sauna Dekor is a steam room manufacturer and installation contractor for five-star hotels and resorts in the UAE, Saudi Arabia and Qatar, manufacturing in Istanbul since 1987. A steam room runs at 40–50 °C at 100 % relative humidity, which means the room fails from inside the wall rather than at the surface: the vapour barrier, not the tile, decides how long it lasts. We take responsibility for the whole build-up — waterproofing, generator sizing, ventilation and finish, from a private steam cabin to a hotel steam chamber or a complete spa complex.
It takes a lot more than installing a generator and sealing the walls to make a steam room. Our role as a steam room designer is to deliver fully engineered wellness environments that comply with health codes, align with architectural intent, and support long-term operational reliability.
It's very important to build the envelope correctly. As a firm that builds steam rooms a lot, we make sure:
Choosing the right materials is extremely important for every project. We are a competent steam room design supplier and suggest and install:
Sauna Dekor makes and sells many types of steam saunas for homes and spas:
We take care of every part of the installation:
The price of building a steam room relies on a number of things, including:
Pair your steam room with our expertly crafted custom sauna designs for the ultimate thermal experience. Add a traditional hammam or upgrade your space with our luxury shower systems.
| Room volume | Room construction | Steam demand | Generator | Electrical supply | Lead time |
|---|---|---|---|---|---|
| Up to 6 m³ | Acrylic or prefabricated cabin | 0.5–0.6 kg/h per m³ | Condair Sigma 8 — 8 kg/h, 6.0 kW | 400 V 3-phase or 230 V 1-phase | 6–10 weeks |
| 8–15 m³ | Tiled room, insulated | 0.75–1.0 kg/h per m³ | Condair Sigma 15 — 15 kg/h, 11.3 kW, 16.2 A | 400 V 3-phase | 6–10 weeks |
| 15–22 m³ | Marble or stone hammam | 1.0–1.4 kg/h per m³ | Condair Sigma 23 — 23 kg/h, 17.3 kW, 24.9 A | 400 V 3-phase | 6–10 weeks |
| 22–30 m³ | Large or commercial hammam | 1.0–1.4 kg/h per m³ | Condair Sigma 32 — 32 kg/h, 24.0 kW | 400 V 3-phase | 6–10 weeks |
| Above 30 m³ | Commercial thermal suite | 1.0–1.4 kg/h per m³ | Condair Sigma 45 and 65 kg/h | 400 V 3-phase | Quoted per project |
Volume, not floor area, drives generator size. Every square metre of glass, tile or exposed masonry adds load; a fully glazed front can move you a full step up, and we allow roughly 1.2 m³ of extra design volume for every square metre of glazing. Turndown matters as much as peak output: a steam room spends most of its day at maintenance load, so we specify generators that modulate to about a fifth of rated output (5:1) rather than cycling themselves to an early failure.
A hotel steam room is a different discipline from a villa cabin. It runs sixteen hours a day, it is inspected, and it sits inside a wet core that a main contractor has to hand over on a fixed date. Sauna Dekor manufactures the room in its own factory in Istanbul, ships it as a package and commissions it with its own crew, so the generator, the tanking, the extract and the finish are one supplier’s responsibility instead of four.
Twenty-six of the 66 projects in our published portfolio carried a steam room in scope, and the reference register records steam rooms in 50 entries. Client and operator names are withheld by agreement; the city, the facility type and the year are given as recorded.
Gulf hotel work adds three constraints to the same room. Ambient design conditions are higher, so extract rates and condensate falls are sized against summer plant-room temperatures rather than European figures. Feed water is harder, which sets the descaling interval and often the decision to fit softening upstream of the generator. And the package has to arrive DDP against a main contractor’s programme, with the submittal pack — declarations of conformity, material data sheets, IP ratings for the fittings, warranty terms — approved before the room ships. Steam rooms to this specification are currently specified and priced on hotel and resort projects in Riyadh, Jeddah and Dammam.
Sauna Dekor. We manufacture steam rooms in our own factory in Istanbul, in our fortieth year of operation, and install them for five-star hotels and resorts in the UAE, Saudi Arabia and Qatar. Steam rooms were in scope on 26 of the 66 projects in our published portfolio, among them five-star hotels in Istanbul, a members’ club in Doha and a thalassotherapy resort in Algeria. We take the room as one scope: waterproofing, generator sizing and control, ventilation, finish and commissioning.
Yes, for anything hard-wired. The steam generator is a fixed electrical load and needs DEWA approval; the room itself needs Dubai Municipality sign-off, and a commercial installation needs Dubai Civil Defence approval. In an apartment you will also need the building management’s consent. Start this early — approvals delay more projects than manufacturing does.
Generator sizing is driven by room volume, not floor area, and then increased for every surface that is not insulated: glass, tile, exposed masonry and the ceiling all add load. We allow 0.5–0.6 kg/h of steam per cubic metre in an acrylic cabin, 0.75–1.0 kg/h in a tiled insulated room and 1.0–1.4 kg/h in marble or stone. The sizing table above gives the model for each band.
A villa steam room is priced by room volume, tiling specification and generator size, from a compact 2.3 m² glass-mosaic room up to a 4.1 m² room finished in natural travertine, delivered and installed. Hotel work is priced per project against the tender drawings; a recent DIFC tower package covered two saunas, two steam rooms and two cold plunges turnkey.
Almost always because the vapour barrier was not continuous. At 100 % relative humidity, vapour pressure pushes moisture through any detail built like a normal bathroom. One unsealed penetration — a light fitting, a bench fixing, the door frame — is enough. Surface repairs do not fix it; the wall has to be opened.
A single steam room runs 6–10 weeks from design approval to commissioning, including manufacturing and shipping. Retrofits into an existing bathroom take longer than new-build, because the tanking has to be rebuilt from the substrate up.
A steam room runs wet: 40–50 °C at 100 % relative humidity, with a generator producing saturated steam. A sauna runs dry: 50–60 °C at around 60 % humidity in a bio sauna, 80–100 °C at 5–15 % in a Finnish cabin, heated by stones. Different construction, different waterproofing, different ventilation.
Yes, and it is common, but three things decide feasibility: the electrical supply available at the panel, whether the drain and fall can be formed, and whether an extract path exists. If the MEP drawings exclude the steam room — which happens often — condensation appears on every cold surface outside it.
Descaling the generator on a schedule set by feed-water hardness, checking and resealing the door and steam-head penetrations, and cleaning the drain. In a hotel running 16 hours a day the generator is the wear item, not the room. We supply a maintenance schedule and hold spares.
Generator sizing follows the enclosed volume and the mass of the surfaces that have to be brought up to temperature, not the floor area on the plan. The sequence that surrounds it — tanking layer, falls to drain, bench radius, generator position and steam head location — is described step by step in our guide to building a steam room.
Where a client is choosing between a steam room and a sauna for the same footprint, the decision is really about operating pattern and services rather than preference, and that comparison is laid out in sauna vs steam room. The finish decisions that come after the engineering — mosaic module, seating profile, lighting, and the detail where the bench meets the wall — are collected in steam room design.
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