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Budget ranges in baht

What a sauna and a cold plunge pool cost in Thailand, with the arithmetic showing

Every figure below is an indicative range in Thai baht, derived from our workshop price list at 36 baht to the US dollar with an allowance for shipping and tropical-grade specification. They are orientation figures: the free 3D layout, ready in up to five working days, turns them into a quote.

Saunas: seats, cabin and heater, in baht

SeatsCabin (inside)HeaterIndicative range
Solo (1 seat)1.2 x 1.1 mHarvia 3.5 kWTHB 205⁠-⁠275k
2 seats1.6 x 1.3 mHarvia 4.5 kWTHB 275⁠-⁠380k
4 seats2.0 x 1.7 mHarvia 8 kWTHB 380⁠-⁠540k
6 seats2.3 x 2.1 mHarvia 10.5 kWTHB 540⁠-⁠770k
8 seats3.0 x 2.3 mHarvia 15 kWTHB 720k⁠-⁠1.03M
10 seats3.4 x 2.5 mHarvia 18 kWTHB 880k⁠-⁠1.2M
12 seats3.8 x 2.8 m2 x Harvia 12 kWTHB 1.08⁠-⁠1.48M

Two glass walls meeting at a corner is the signature form; one glass wall with a full-glass door is the quieter variant. Heaters follow roughly one kilowatt per cubic metre of cabin, plus an allowance for glass, and from about 8 kW the heater is normally wired three-phase. Details on the glass sauna page and in sauna power in Thailand.

The cold side: pools, duos and tubs

BuildWhat it isIndicative range
Round plunge poolbuilt in, about 1,100 L, mosaic, flush with the deck, chiller includedTHB 330⁠-⁠590k
Square plunge poolbuilt in, about 1,200 L, travertine edge at seat height, chiller includedTHB 370⁠-⁠660k
Hot + cold pool duo38 °C and 4 °C side by side, one plant room, both pools includedTHB 700k⁠-⁠1.25M
Compact solo tub250 L free-standing, tub onlyTHB 85⁠-⁠130k
Oval teak tub420 L, white liner, tub onlyTHB 120⁠-⁠175k
Round teak tub520 L, white liner, tub onlyTHB 105⁠-⁠145k
Double tub800 L, for two, tub onlyTHB 205⁠-⁠310k
Sunken stone tub1,000 L built into a deck, tub onlyTHB 250⁠-⁠425k

Pools and the duo include their refrigeration, because a pool without cooling is just a pool. Tubs are priced separately from their chillers, so a tub set is the tub range plus the chiller range below. The cold plunge pool page and the duo page explain what the range buys.

Chillers are priced by the litres they hold

ChillerHolds 3⁠-⁠5 °C for up toTypical partnerIndicative range
1 HP260 L250 L compact tubTHB 105⁠-⁠140k
2 HP570 L420 and 520 L tubsTHB 140⁠-⁠205k
4 HP1,200 L1,100 L plunge pool, 800 and 1,000 L tubsTHB 220⁠-⁠330k

Sizing assumes 35 °C air, which is why Thai installations are not shrunk to the temperate-climate table. Bigger shared pools run two units in parallel and are priced per specification. The reasons are in chillers for Thai heat.

Extras that change the feel more than the price

ExtraWhat it doesIndicative range
Teak deck and platforma dry, warm surface around the pool or tubTHB 35⁠-⁠65k
Low-glare LED lightingunderwater and path lights that do not shine at the neighboursTHB 16⁠-⁠28k
Aroma kit and accessoriesbuckets, ladles, thermometer, hooksTHB 8⁠-⁠16k
Shade pergola over the pooltakes sun off the water, which the chiller noticesTHB 85⁠-⁠180k

Whole circuits: a condo room, a villa, an estate, a club

CircuitTypical compositionIndicative range
Compact2-seat glass sauna, compact tub and chillerTHB 395⁠-⁠630k
Condo recovery room, about 12 m²2-seat glass sauna and a square plunge poolTHB 645k⁠-⁠1.04M
Villa4-seat glass sauna, round plunge pool and teak deckTHB 700k⁠-⁠1.1M
Estateoutdoor glass sauna, hot and cold duo and deckTHB 1.1⁠-⁠1.9M
Commercial8-12 seat glass sauna and one or two cold pools, per specificationTHB 870k⁠-⁠2.23M

Built together, a circuit costs slightly less than the same items bought one by one, because plant, freight and approvals are shared. The case notes show three of them in detail, and the configurator does the sums for your own combination.

Where the numbers come from

Our workshop price list is kept in US dollars. For Thailand it is multiplied by 1.1 to cover shipping and the hot-climate specification, then converted at 36 baht per dollar and rounded. If the exchange rate moves five percent, the figures here move with it, which is one reason they are ranges and not tariffs. USD equivalents appear in the configurator for orientation only.

What the ranges leave out

  • Site works. A slab check, a reinforced base, retaining walls on a slope, drain runs and a plant niche built into masonry are part of the quote, not the range.
  • Lifting and access. Cranes, hand-carry crews and night deliveries for a condo lift are itemised.
  • Power. A three-phase upgrade or a new distribution board is usually the owner's electrician's job; we specify it.
  • Approvals and tax. Building permits are the owner's responsibility, with our drawings; VAT is shown as its own line in the quote.
Read this before you budget

Indicative ranges as of October 2026. Prices are not a tariff: access, finish, sun, distance to the plant and shipping all move the number, and the free layout fixes it.

40 / 40 / 20, and why the last 20 waits for a test

Forty percent when you sign, forty when production is finished and the kit is released for shipping, twenty only after a signed temperature test on site: the pool at 3⁠-⁠5 °C, the sauna at working heat. Never one hundred percent up front. Corporate buyers and phased builds can agree stage payments at signing.

Why do you quote a range, not one price?

Because access, sun, power and distance to the plant genuinely change the work. The range is where most Thai projects land; the layout locks the figure before you pay a deposit.

Is VAT included?

The ranges on this page are before VAT, which appears as its own line in a quote. Thailand's statutory VAT rate is 10 percent, and the reduced 7 percent rate has been extended to 30 September 2027 (Royal Decree No. 807 B.E. 2569, as summarised by KPMG and PwC).

Can you quote in US dollars?

Yes. Many resort and developer buyers prefer a USD quote with the baht equivalent, and we agree the exchange date in the contract. Ask on WhatsApp.

What is the cheapest way into cold plunge?

A 250 litre compact tub with a 1 HP chiller, THB 190⁠-⁠270k as a set. A built-in pool starts near from THB 330k with its refrigeration.

The next step

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