Commercial Infrared Saunas for Studios, Clinics and Facilities
Topture supplies Finnmark Designs full-spectrum infrared cabins to businesses that charge for sauna use — recovery studios, med spas, chiropractic and physical therapy clinics, gyms, corporate wellness rooms and short-term rental properties. The manufacturer, Bathing Brands, defines commercial use as any use involving a fee, rate, charge, business operation, or non-residential setting, and warrants the cabins accordingly.
Infrared suits paid-session businesses for a specific reason: the cabins are small and they draw far less power than a traditional commercial room. A studio running individual appointments can run bookings in parallel rather than in sequence, and can take one cabin out of service without closing the whole offering. Topture's range runs from the 1-person Finnmark FD-1 at $4,695 to the 4-person FD-5 Trinity XL at $8,995.
What Warranty Applies Under Commercial Use?
Warranty is the question that decides most commercial infrared purchases, and it is the one buyers most often get a vague answer to. Topture's position is to hand you the document rather than summarise it.
The Bathing Brands Limited Infrared Sauna Warranty defines commercial use as any use involving a fee, rate, charge, business operation or non-residential setting, and sets out a dedicated commercial column: five years on the sauna cabin structure, on controls and wiring, on factory heater components and on audio components. Note that Finnmark also publishes longer residential terms on some components and Topture's product pages carry a ten-year warranty badge, so commercial coverage is a defined tier rather than the same figure as residential. Ask Topture for the current warranty document for your specific model and read the commercial column yourself before you specify.
Exclusions that matter in commercial use
Several exclusions matter more in a paid-use cabin than at home, and they are worth reading before you buy rather than after a claim. Transit damage is not covered by the manufacturer at all — those claims are filed directly with the freight carrier. Damage from abrasive cleaners or chemicals is excluded, which matters because a paid-use cabin gets cleaned between clients; check any disinfectant against the manufacturer's guidance first. Failures caused by improper voltage or wiring are excluded, so the per-model electrical requirements below are not optional detail. Third-party or non-factory accessories are covered only by their own maker's warranty, alterations made to meet local building codes are excluded, consequential losses such as lost revenue during downtime are excluded, and liability is capped at the amount paid for the product. The water-resistant cover is warranted separately from the cabin. Topture sends the full document for any model before you order.
Commercial Infrared Sauna Models and Capacity
Topture carries five Finnmark Designs cabins, and the specification that usually decides the order is session capacity rather than cabin size. All five are built with a thermo-aspen exterior over an antimicrobial Western Canadian cedar interior — cedar naturally resists mould and bacteria, which is the material argument that matters most in a room taking a different client every 40 minutes. The FD-1, FD-2 and FD-3 are full-spectrum infrared cabins; the FD-4 and FD-5 Trinity models add a traditional Harvia heater and red light. All are specified as low-EMF by the manufacturer.
| Model |
Capacity |
Type |
From |
| Finnmark FD-1 |
1 person |
Full-spectrum infrared |
$4,695 |
| Finnmark FD-2 |
2 person |
Full-spectrum infrared |
$5,995 |
| Finnmark FD-3 |
4 person |
Full-spectrum infrared |
$6,495 |
| Finnmark FD-4 Trinity |
2 person |
Hybrid infrared, steam and red light (made to order) |
$7,795 |
| Finnmark FD-5 Trinity XL |
4 person |
Hybrid infrared, steam and red light (made to order) |
$8,995 |
For a studio selling individual appointments, several FD-1 or FD-2 cabins usually beat one larger unit: bookings run in parallel, one cabin can be serviced without closing the offering, and pricing stays simple. The FD-3 suits facilities offering the sauna as an included amenity, where two to four members use it at once — Topture's 4-person infrared cabins cover that size class across brands. The Trinity models add a traditional steam heater and red light alongside the infrared panels; see the hybrid sauna range for how that combination works.
Electrical Requirements and Installation
Infrared cabins are markedly easier to install than traditional commercial saunas, but the requirement varies by model rather than by cabin size, and getting it wrong is expensive twice over — once in rework, and again because failures caused by improper voltage or wiring are excluded from the warranty.
Per Topture's product specifications: the 1-person FD-1 and 2-person FD-2 run on a dedicated 120V 15A circuit (NEMA 5-15P). The 4-person FD-3 needs a 240V 15A outlet (NEMA 6-15P). The FD-4 Trinity runs its infrared and red light on 120V, but its traditional Harvia heater requires a dedicated 20A circuit that the install manual specifies must be connected by a licensed electrician. The FD-5 Trinity XL requires a dedicated 240V 20A circuit, also installed by a licensed electrician. Plan a dedicated circuit per cabin rather than a shared one, and have the total load checked against the panel before the first unit is ordered. Facilities weighing a traditional room alongside infrared should compare the heaters rated for commercial duty cycles Topture carries, where the electrical picture is substantially heavier.
Accessibility, Permits and Insurance
Three requirements sit outside the equipment specification and catch commercial buyers late. Topture raises them here because they affect which cabin fits, not just how it is installed.
Accessibility. If the sauna is offered to the public, accessibility requirements may apply to the room it sits in and the route to it — door clear width, threshold height, maneuvering space and reachable controls are the usual items. Requirements vary by jurisdiction and by whether the facility is a public accommodation; the US Access Board's ADA Accessibility Standards are the federal reference point. Confirm the applicable standard with your architect or local building department before selecting a cabin footprint.
Permits and inspection. A commercial installation generally involves an electrical permit and inspection, and depending on the jurisdiction and facility type, review by the fire marshal or health department. This is not universal and it is not something to assume either way — check locally before you schedule installation.
Insurance. Notify your commercial liability carrier before opening a sauna to paying clients. Some carriers ask for specific safety provisions such as an auto-shutoff timer or an accessible emergency stop, and it is considerably cheaper to know that before the cabin is installed than after.
Cleaning and Turnover Between Clients
A commercial infrared cabin needs a turnover routine a home cabin does not, and the routine is short enough that it should not affect booking intervals. Topture recommends building it into the schedule rather than leaving it to whoever is on shift.
Between sessions, wipe the bench and any contact surfaces and let the cabin ventilate briefly with the door open. Daily, ventilate fully after the last session so residual moisture does not sit in the wood overnight. The Western Canadian cedar interior helps here — it naturally resists mould and bacteria, which is why Finnmark specifies it. One warning that matters commercially: the warranty excludes damage from abrasive cleaners and chemicals, so check any disinfectant your turnover routine relies on against the manufacturer's guidance before you standardise on it. Topture can confirm what is acceptable for a given model.
The Business Case, and How to Sanity-Check It
Topture publishes the arithmetic rather than a revenue promise, because the variables that decide it are yours, not ours. The structure is simple: sessions per day × price per session × operating days, measured against the equipment cost.
Work it with your own numbers. A cabin from this collection costs between $4,695 and $8,995 before installation and electrical work. Set your realistic session price, your realistic sessions per day given staffed hours and turnover time, and your operating days per year. That produces a gross revenue figure — not a profit figure, because it carries no allowance for electricity, staffing, cleaning, insurance, rent, card fees or vacancy. Facilities offering the sauna as an included membership amenity should model it differently again, as a retention and pricing input rather than a revenue line.
Treat any published payback period in this category, including one built from the numbers above, as illustrative. It is arithmetic, not a projection, and it should be validated against your own booking data before it informs a purchase.
Buying Commercial Infrared Saunas From Topture
Topture is an authorized Finnmark Designs dealer and ships from a Chicago warehouse. Commercial buyers get the full Bathing Brands warranty document before ordering, so the five-year commercial terms and their exclusions can be checked against your own requirements rather than taken on trust.
If a traditional room fits the facility better than infrared, Topture's infrared sauna range covers residential cabins, and the full Finnmark Designs collection includes covers, cushions and accessories for the FD series. Facilities specifying both a traditional room and infrared cabins should talk to us about the electrical picture together, since the traditional heater usually drives the panel requirement.
