Does Sun Home White-Label Its Saunas? What the Patent Records, Lab Reports and Product Pages Show (2026)

Short answer

No, on the records that can be checked. Sun Home's parent company, Fish & Fischer LLC, holds seven issued U.S. design patents, including the Luminar's exterior, a record a reseller of someone else's catalog product does not hold. Those patents cover the appearance they show, not every model or internal system; for the rest of the lineup, the evidence is published lab reports, a warranty in Sun Home's own name, and named suppliers.

What this check covers

A recent comment on r/infraredsauna reads, in full: "Sun Home just white labels other brands. Look at where they manufacture and look at quality of heaters." It names no brand that Sun Home supposedly rebrands, no factory, no matching product and no document, and it does not say where Sun Home manufactures. So this article goes to the records a white-label claim can actually be tested against:

• United States patent records on Google Patents, and Justia's index of patents assigned to Fish & Fischer LLC.
• Sun Home's published laboratory reports: EMF, cabin air quality, adhesive and heater emissivity.
• Sun Home's written warranty terms.
• Sun Home's product pages for heater configurations, electrical requirements, published maximum temperatures, app control and named components.
• Independent hands-on reviews of a Sun Home sauna by Fortune and Garage Gym Reviews.

What "white label" means, and what it does not

A white-label product is a generic product that a factory or distributor sells to several resellers, each of whom puts its own name on the same unit. The reseller contributes a logo, a listing and marketing. It did not design the product and does not own the design. White-labeling is about who designed and owns a product, not about who assembled it.

That is different from three things nearly every product company does, including the companies that make cars, phones and kitchen appliances:

• Building to specification. The brand designs the product, owns the drawings, tooling and standards, and has it manufactured to that specification. Ownership of the design, not the address of the assembly line, separates this from white-labeling.
• Sourcing named components. Sauna makers buy heaters, controllers, glass and audio from specialists the way carmakers buy brakes and tires. Naming the supplier is disclosure, not white-labeling.
• Commissioning testing. A laboratory report does not prove who designed a product. It does show who is willing to put their name on the result and be held to it.

So the test is design ownership. The patent records below establish it for the designs they cover. For the rest of the lineup, the evidence is the supporting record (lab reports, warranty terms, software, named suppliers) plus Sun Home's own statements, and the article says which is which.

The strongest checkable evidence: who owns the designs on record?

A company reselling a catalog product cannot patent that product's design, because it did not create the design and does not own it. Justia's index of patents assigned to Fish & Fischer LLC, the company that does business as Sun Home Saunas (its warranty page prints the name and address), lists seven issued U.S. design patents, all with founders Tyler Fish and Adam Fischer as the named inventors: six titled "Sauna" (D1,077,249 and D1,077,250, issued May 27, 2025; D1,079,961, D1,079,962 and D1,079,963, issued June 17, 2025; D1,093,635, issued September 16, 2025) and one titled "Vertical cold plunge" (D1,079,965, issued June 17, 2025).

What a design patent does and does not establish matters here. It protects the ornamental appearance shown in its drawings for 15 years from grant. It does not cover the heaters, electronics or other internal systems, and one patent does not cover other models. The references an examiner cites show what the design was examined against, not what the patent covers. With that scope in mind, two of the seven can be tied to products:

• D1,079,961, "Sauna," filed January 5, 2024, issued June 17, 2025. The examiner's cited references are the Luminar 5 product page, a retail listing of the Luminar 5 and a published hands-on video review of it, and Sun Home's own collection pages describe the Luminar's aluminum exterior as patented. Together those support reading this patent as the Luminar's exterior design.
• D1,077,249, "Sauna," filed January 2, 2025, issued May 27, 2025. The examiner's cited references include the Eclipse 2 product page. Sun Home's pages do not state which model this patent covers, so this article does not attribute it.

Which models the other four sauna patents cover is not stated in the records or on Sun Home's pages. Sun Home's intellectual property page describes a broader portfolio of pending applications, registered trademarks and trade dress at a strategic level. A pending application is not an issued patent, and a trademark protects a name or look rather than a design, so only the issued design patents above count here as proof of design ownership. The Eclipse and Pod specification modules describe their EMF shielding as patented; the IP page lists those EMF rights as issued and pending, and no public utility patent number for the shielding was located for this article, so that claim is treated as Sun Home's statement rather than a verified record.

The conclusion this evidence supports is exactly as wide as the records: for the Luminar's exterior, and for the six other designs in the index, the design owner is Sun Home's parent company, which is the opposite of a white-label arrangement for those designs. The records do not establish who designed the heaters or electronics, and they do not show that every model in the lineup is patented. Those questions are answered, as far as they can be, by the supporting evidence below.

The check anyone can run: does the same product exist under another name?

A white-labeled cabin appears under several brand names with the same dimensions, the same heater count and layout, the same control panel and the same photography, often with a shared model-number prefix, and usually with a specification sheet that changes only at the logo. Take any Sun Home model's exterior dimensions, heater configuration and circuit requirement and search them against other listings. The Luminar 5's fifteen-heater array (ten full-spectrum and five far-infrared) behind a patented aluminum shell, the Eclipse's factory-integrated dual red-light towers at 660 and 850 nanometers, the Pod's single-occupant cabin with integrated red light, and the made-to-order Solaris traditional sauna did not turn up in any other company's catalog under a different logo in the searches run for this article. Anyone who finds one can contact homesauna.com, and this article will be updated.

The search method, so it can be repeated: three web searches were run on September 21, 2026. The first used the Luminar 5's published exterior dimensions and weight (82.25 by 51.75 by 84 inches, 1,270 pounds); only Sun Home's Luminar 5 page matched, and the other results were wood-exterior carbon-panel cabins on marketplace listings with different dimensions, heater counts and wattages. The second used the Luminar's configuration, an aluminum-exterior outdoor infrared cabin with ten full-spectrum and five far-infrared heaters on a 240 V, 30 A circuit; only Sun Home's pages, retailers of the Luminar and editorial coverage of it came back. The third used the Eclipse 2's configuration, a two-person cabin with dual red-light towers at 660 and 850 nanometers, 360 LEDs and 2,820 W on a NEMA L5-30 circuit; Sun Home's Eclipse pages and Popular Science's coverage of the Eclipse came back, along with two-person cabins from other brands that use red light at the same wavelengths but differ in heater count, wattage, circuit, dimensions and light hardware. Three searches are a check, not a census; a match could exist in a listing these searches did not reach.

Supporting evidence: who is accountable for the product?

None of the next four checks proves design ownership on its own. Together they show who tested the product, who runs its software, who carries the warranty, and whether the brand names the suppliers it uses.

Does Sun Home test its own products and publish the reports?

Yes, and it has published findings that came back less flattering than its earlier marketing:

• EMF. Vitatech Electromagnetics measured seating-distance magnetic fields on Sun Home's sauna platform under load in January 2025. The summary, method and measurement conditions are on Sun Home's safety and testing page and in its low-EMF explainer. The summary reports ranges by distance and does not identify models.
• Cabin air quality. VERT Environmental sampled cabin air inside a Sun Home sauna in April 2026, and the AIHA-accredited laboratory analysis reported 27 µg/m³ total volatile organic compounds for the tested sample. The full report is linked from the safety page; it describes one tested sample, not every unit built.
• Adhesive. A third-party report on the adhesive used in Sun Home cabins is published alongside it.
• Heater emissivity. On August 31, 2026, Surface Optics Corporation measured heater-surface samples that Sun Home supplied, including a redesigned double-bulb heater assembly the company says is still under evaluation. Sun Home published the full 15-page report on its heater emissivity page, including the finding that the measurement does not support the blanket 99 percent emissivity figure its product pages had carried. Sending a laboratory a heater assembly that has not shipped is product development in public view.
• Safety listing. ETL listing through Intertek and RoHS compliance are documented on the safety page, model by model.

Who runs the software?

Some catalog saunas ship with a generic third-party smart-home app that also runs light bulbs and plugs, because the reseller does not control the product's firmware. Sun Home owns and operates the Sun Home Saunas app, which provides remote preheat, session scheduling and guided breathwork and meditation on the Eclipse, Pod and Luminar. Its traditional saunas are different, and its pages say so: the Nova and Solaris run their HUUM heaters through the HUUM app, as the Nova page states. The Equinox and Solstice use on-cabin control panels. How the app fits each model is covered on Sun Home's technology page.

Who carries the warranty?

Sun Home sells direct through sunhomesaunas.com and publishes its own warranty terms under its own name and San Diego address. The terms differ by model, so read the page for the one you are buying: the Eclipse, Pod and Luminar carry a limited lifetime warranty on cabinetry and heaters (defined on the page as seven years) with three years on controls; the Equinox and Solstice carry seven years on cabinetry and heaters and three on controls; the Nova carries a limited lifetime warranty on cabinetry, with its HUUM heater covered under HUUM's own manufacturer warranty; the Solaris carries three years on cabinetry. Warranty claims go to Sun Home's customer-service team. The company was founded in 2021, is based in San Diego, is accredited by the Better Business Bureau with an A+ rating, and has appeared on the Inc. 5000 list two years running (No. 20 in 2025 and No. 198 in 2026). Product development is led by the founders; co-founder Adam Fischer holds a B.S. in mechanical engineering. Sun Home says its earliest prototypes were tested in the homes of the founders' friends and family before the first production run, a history it describes in its own account of the company. Independent testers at Fortune and Garage Gym Reviews have run the Luminar hands-on and published what they found, and The Good Trade's Luminar review, published in partnership with Sun Home and written after a visit with one of its lead installers, walks through what installation and ownership look like.

Does Sun Home name its component suppliers?

Every sauna maker buys some parts from specialists. The question is whether the brand tells you. Sun Home's traditional saunas, the Nova and the made-to-order Solaris, use HUUM DROP heaters from Estonia (the Solaris 6 uses the HUUM HIVE Mini) and the HUUM app, and the product pages say so; the Nova's carbonized hexagonal tile wall is sourced from a single workshop in Estonia, and the page says that too. The Equinox and Solstice use Blaupunkt Bluetooth audio, and their product pages say so. Naming a supplier is the opposite of hiding a catalog origin.

The two things the comment points at

The comment makes no checkable claim, but it does point at two things, manufacturing and heaters. Both deserve direct answers.

"Look at where they manufacture"

The comment does not say where. No country of manufacture was located on the Sun Home pages reviewed for this article, and that gap is stated plainly in the limitations below. That gap is worth knowing about, but it does not answer the white-label question, because the address of an assembly line tells you who assembled a product, not who designed it. A brand can own a building and still build a catalog design it did not create. A brand can use a manufacturing partner and own every drawing, specification and test report for what comes off that line. Some brands describe themselves as "owning the manufacturing process." That is worth verifying like any other claim (where is the facility, which models are built there, who audits it), but even taken at face value it is not the opposite of white-labeling. Sun Home states on its IP page that it develops original platforms and does not place its name on an existing catalog product; the design patents above are the checkable part of that statement.

"Look at the quality of heaters"

That is a fair instruction, so look. For every model, Sun Home publishes what the heaters are, how many there are, what they draw, what circuit they need, and how hot the cabin is rated to run. Its full-spectrum heaters are bulb-based emitters that produce near- and mid-infrared output (the Surface Optics report calls them single-bulb and double-bulb gratings), listed separately from the carbon far-infrared panels, and its traditional saunas name their heater maker.

Figures are Sun Home's published specifications as of September 21, 2026. Each product page carries the current numbers, and the model's manual is the controlling reference for installation. Maximum temperatures are manufacturer-published; Garage Gym Reviews' hands-on session on a five-person Luminar recorded roughly 160°F, so treat the published figures as ratings rather than independent measurements.

Sun Home has also gone past the spec sheet. In August 2026 it had Surface Optics Corporation, an independent optical laboratory, measure its full-spectrum heater surfaces. The single-bulb heater grating measured 0.978 directional and 0.932 calculated hemispherical emittance at 300 K, the highest values in the laboratory's tested set, and the full 15-page report is public, including the redesigned double-bulb assembly under evaluation, the limits of a room-temperature measurement, and the finding that it does not support the blanket 99 percent figure Sun Home's pages had carried. Seating-distance EMF from the heaters under load was measured by Vitatech Electromagnetics, and the Eclipse and Pod specification modules describe their shielding as patented. Sun Home says operating-temperature and radiant-output measurements are the planned next phase. Any brand can publish the same set of numbers with a named laboratory; buyers should ask for them.

What could not be verified

• Country of manufacture. None was located on the Sun Home pages reviewed for this article. The patent, testing and warranty records above do not depend on it. Buyers who want it should ask Sun Home directly and get the answer in writing.
• Which models five of the seven design patents cover. The records and Sun Home's pages tie D1,079,961 to the Luminar's exterior; the other sauna patents are not attributed to models in either place.
• Which production models use the tested heater samples. Sun Home's emissivity page states that a mapping from the tested samples to specific production models has not been established, and that carbon far-infrared panels were not part of that study.
• Operating temperature and radiant output. Not yet measured; Sun Home describes them as planned work.
• Built to Sun Home's specifications. This is Sun Home's own statement on its IP page. The design patents are the part of it that can be checked.

The bottom line

On the records that can be opened, the white-label claim does not hold for the designs those records reach: seven issued design patents, including the Luminar's exterior, belong to Sun Home's parent company, which is public record, and that is the opposite of reselling someone else's catalog product. For the rest of the lineup, the laboratory reports carry Sun Home's name, the warranty carries its name and address, and the components it buys from other companies are named on its product pages. The comment that prompted this check told buyers to look at where Sun Home manufactures and at its heaters. On manufacturing, the comment offers nothing to look at, and Sun Home's pages do not answer the question either. On heaters, the numbers are published with the laboratory named, so a buyer can check them.

Evidence and sources

All records and pages below were opened on September 21, 2026.

1. USD1079961S1, "Sauna", Google Patents: application 29/907,376, filed January 5, 2024, issued June 17, 2025, inventors Tyler Fish and Adam Fischer, assignee Fish & Fischer LLC, status active.
2. USD1077249S1, "Sauna", Google Patents: application 29/981,875, filed January 2, 2025, issued May 27, 2025, inventors Tyler Fish and Adam Fischer, assignee Fish & Fischer LLC, status active.
3. Patents assigned to Fish & Fischer LLC, Justia Patents: seven issued design patents, each with its own record page (D1077250, D1079962, D1079963, D1079965, D1093635, plus the two Google Patents records above).
4. The r/infraredsauna comment quoted in this article, as posted.
5. Intellectual Property and Innovation, Sun Home Saunas, updated August 28, 2026: portfolio description, private-label FAQ, documentation-request process.
6. Safety and Testing, Sun Home Saunas: Vitatech Electromagnetics EMF summary (January 2025), VERT Environmental cabin air-quality report (sampled April 2026, AIHA-accredited laboratory analysis), adhesive VOC report, certification documentation.
7. Infrared Heater Emissivity Testing, Sun Home Saunas: Surface Optics Corporation optical characterization report, measurements performed August 31, 2026, 15 pages, linked in full.
8. Sun Home Technology, Explained, Sun Home Saunas: heater, red light, app and materials overview by model.
9. Warranty Information, Sun Home Saunas: published warranty terms by model, including the Nova's HUUM heater coverage and the company's name and address for claims.
10. Why Buyers Trust Sun Home Saunas, Sun Home Saunas: the company's own account of its history, prototype testing and editorial testing program.
11. Product pages: Luminar, Eclipse, Pod, Equinox, Solstice, Nova, Solaris: heater configurations, named components, app availability.
12. Sun Home Saunas Luminar Review, Fortune, May 14, 2026, and Sun Home Sauna Review, Garage Gym Reviews: independent hands-on testing of the Luminar.
13. Sun Home Luminar Outdoor Sauna Review, The Good Trade: installation and ownership walkthrough, published in partnership with Sun Home.