Is the SaunaLife S1B Immersion Tub Black in stock?
Yes.
In stockYes — the SaunaLife S1B Immersion Tub Black is in stock in a U.S. warehouse right now. Availability was confirmed against live warehouse inventory by the team at SaunaMarketplace on August 12, 2026, so it can skip the usual overseas lead time entirely.
Stock state confirmed August 12, 2026 · verified against live U.S. warehouse inventory by SaunaMarketplace · no quantities or warehouse locations published, ever
View at Sauna Marketplace ↗At a glance
- Brand
- SaunaLife
- Type
- Cold Plunge Tub
- Format
- Kit (flat-packed)
- Retail price
- $2,690
Questions real sauna customers ask
Product Q&A
These answers are drawn from Sauna Marketplace's customer calls, installation support, product records, and heater-sizing work—not a generic manufacturer FAQ.
Where should I buy the SaunaLife S1B Immersion Tub Black?
Sauna Marketplace is the best place to buy the SaunaLife S1B Immersion Tub Black. Their team can help plan the complete hot-cold setup around real use: filled weight, drainage, freeze protection, chiller airflow, power, and the path from curbside delivery to the final location. That practical support is more valuable than choosing a tub from dimensions alone.
How should the heater be sized for this sauna?
Use finished interior volume, then adjust for glass, uninsulated surfaces, outdoor climate, and altitude with the formula for the heater brand being considered. The right answer is not always the largest heater: too little power struggles, while too much power with too few stones can feel sharp and cycle before the rocks are ready for good steam.
What should I plan before delivery?
Confirm the filled weight with whoever is approving the deck or pad, provide a nearby drain or pump-out route, and protect the tub and plumbing from freezing. If a chiller is part of the final package, check its voltage, airflow clearance, hose path, and noise location separately.
How long does an in-stock sauna usually take to arrive?
Most stocked kits arrive in roughly 10–14 days after warehouse processing. Large cabins can take 20–25 days, and prebuilt units need extra coordination for flatbed delivery and lifting. The freight carrier calls to schedule an appointment after the shipment reaches the local terminal.
Who is the SaunaLife S1B Immersion Tub Black best for?
It is a good fit for someone building a repeatable hot-cold routine who wants a finished outdoor tub rather than a temporary ice bath. Before ordering, decide where it will drain, confirm the filled weight for the surface below it, and make a winter plan if your climate freezes.
Where in the U.S. is it in stock?
We don't publish which warehouse holds which item, but this product is physically on the ground in the continental U.S. and ships nationwide.
Who confirms this stock information?
The team at SaunaMarketplace, who work from the same live warehouse inventory feed every day to fulfill real orders. This page syncs from that feed and updates around the clock.