
Eden Island & Victoria
Saunas, cold plunges and infrared cabins for Eden Island apartments, marina villas and Victoria homes, landed …
Read more →North-west Mahé holds the island's busiest beach and its steepest villa plots. Beau Vallon's hotels face the monsoon, Glacis and Bel Ombre climb the hillside above the coast road, and North Island and Silhouette sit on the horizon — each a different problem for a sauna builder.
In this guide: Beau Vallon · Glacis · Bel Ombre · North Island · Silhouette

Hotels and guesthouses along Beau Vallon want plunges by the pool and small thermal suites for the European winter season; hillside villa owners in Glacis and Bel Ombre want a cabin and a cold tub on a terrace with a sea view; and the private-island lodges offshore want bespoke rooms that cannot fail. The hillside and boulder site page covers the steep plots, the resort spa page the hotels.
From December to March the north-west monsoon drives wind and swell straight into this coast, so plant goes in closed cabinets out of the spray and decks are fixed against uplift. On the hillsides storm water is the bigger risk: every platform gets a cut-off drain above it.
| North Mahé project | Indicative, thousand SCR |
|---|---|
| Six-seat sauna with charred cladding | 108 – 159 |
| Small hotel thermal suite | 369 – 795 |
| Hillside carry and slope works | 18 – 85 |
| Granite basin, carved | 99 – 185 |
Bands include supply and installation; carry, slope access and any boat to an island are listed separately.
Crates cleared at Port Victoria reach Beau Vallon by road in well under an hour, then continue on foot where the plot demands it; island lodges receive one consolidated boat load. Allow six to ten weeks of production per room once the drawing is approved, plus shipping and a few extra days on site for a hillside carry. Tell us where the vehicle stops and where the cabin will stand, and we will explain the carry before drawing anything.
Beau Vallon is Mahé's liveliest beach: a long bay on the north-west coast lined with hotels, guesthouses and villas, and the start line of the Seychelles Eco-Friendly Marathon each February.
Hotels here run full through the European winter. We phase work room by room behind screens, agree quiet hours in writing, and count the programme back from the date the spa must reopen, including the sea passage from our factory.
From about December to March the monsoon wind and swell come straight into the bay. Plant cupboards are placed out of the direct spray and decks are fixed down against uplift, not just laid on their own weight.
Critical equipment is doubled where a spa cannot close, rooms can be isolated individually, and a labelled spares box stays on site. Even on Mahé a replacement part can take days to arrive.
Glacis climbs the steep north-west shoulder of Mahé above the sea, with villas stacked up the hillside and a road that rarely comes close to the house.
On a typical Glacis plot the van stops on the road and every crate travels by hand between boulders. The panels are sized to the narrowest point on that path, surveyed and photographed before the quote, and the carry is priced openly.
Bedrock is usually close to the surface, so a split-granite plinth pinned into it is the natural base. Where it is not, an engineer sizes a galvanised steel frame on pad footings. The boulders stay: they become walls, backdrops and shade.
A tropical downpour running down the slope is the real risk on these plots. A cut-off drain above the platform and a ventilated gap beneath the cabin keep it away from the structure.
Bel Ombre follows a narrow road west of Beau Vallon, with villas squeezed between the sea and a steep forested slope — two very different kinds of plot on either side of the same tarmac.
Below the road, plots are small, level and right on the water: the limits are space and spray, and the answer is a compact cabin with a carefully placed chiller cupboard. Above it, plots are steep with long flights of steps, so smaller panels, a pinned plinth and a drainage design take over.
There is little room to stop a truck here. Deliveries are booked outside busy hours, unloaded quickly into an agreed staging spot and carried from there, which is agreed with you before anything is booked.
Waterside houses take spray in the north-west monsoon, so they get the full marine package and quarterly maintenance visits with a corrosion check.
North Island, a private-island lodge north of Silhouette, sits at the very top of the Seychelles market, where a spa room must be both memorable and impossible to fail while a guest is in residence.
At this level nothing comes from a catalogue: joinery is detailed to the lodge's own design language, brass replaces plated fittings, and no equipment is visible from any guest position. It takes longer to draw and build, and that is the point.
Critical plant is duplicated, every room can be isolated separately, and a spares box on the island covers the likely failures. A room out of action while a villa is occupied is not a maintenance issue here; it is a refund.
The lodge receives an operating manual, a water-care regime, a maintenance schedule, a named contact and on-site training, followed by a six-month return visit.
Silhouette, the mountainous island visible from Beau Vallon, is almost entirely a national park with a resort on its coast, so what may be built comes before what can be built.
Works, materials, noise and especially grey water are regulated, and the authority asks in writing. We route the water to the property's treatment or a correctly sited soakaway, and treat plunges with ozone rather than heavy chlorine, which suits both the park and the guests.
Power comes from the island's own generation, so the heater and chiller never start together and the heater is scheduled for the hours when supply has headroom. Equipment is chosen for easy servicing by a small team.
Everything crosses in a single consignment, with small panels, factory-made joints and a generous spares box left behind.
Yes; almost all of them are steep. We survey the path and size every panel to it before quoting.
No. We phase room by room behind screens and agree quiet hours in writing.
Yes, with one consolidated shipment, doubled critical plant and a spares box left on the island.
Yes, phased behind screens; the quieter months are faster if the calendar allows.
Yes — it is normal here. The carry becomes a line in the quote and a few days on site.
Different rather than harder: the carry replaces the space problem, and we survey it first.
Yes — that is the usual brief at this level.
Usually, with a grey-water design, a noise figure and the right water treatment. We prepare the submission.
Tell us the neighbourhood, send a photo of the space and the rough size. We reply within one business day with photos of comparable finished rooms and an itemised quote.

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