Photos: Renu Therapy. See Renu Therapy's product page for more.

Seneca 8-Person Barrel Sauna

Name: Renu Therapy Seneca 8-Person Barrel Sauna
Brand: Renu Therapy

Outdoor barrel sauna

$9,654

Maker's listed price, checked October 23, 2026. Taxes and freight are set by the maker.

Range $9,654 to $12,151 across 12 configurations.

Configuration

Buy from Renu Therapy ↗ Talk to us before you buy

You order directly from Renu Therapy; Brevley & Sons does not stock or ship this item. We help you plan it before and after. How we work.

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Will it work at your place?

Power8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician)
Space84″W x 95″D x 89″H
BaseLevel and solid: concrete, pavers or a framed deck checked for the load

See the full install checklist

Heater: 8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician)
Assembled size: 84″W x 95″D x 89″H
Interior room: 83″W x 75″D x 83″H

Before you buy

Will it work at your place?

The questions that decide whether this goes smoothly: power, base, space, delivery and permits. Answered here, before you order.

Read: Sauna heater breaker wire size

Power

8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician)

Space

84″W x 95″D x 89″H. Keep the clearances in the maker's manual.

Base

A level, solid base: a concrete pad, pavers, or a framed deck checked for the load.

Permits

Electrical work usually needs a permit, and some cities regulate backyard structures. Check with yours first.

Install notes

Electric sauna heaters are hardwired on a dedicated 240V circuit by a licensed electrician. Confirm panel capacity before you order, and check the heater manual for breaker and wire size, since they rise with kW.

Outdoor rooms need a level, well drained base. Most makers accept a concrete pad, compacted crushed stone or a properly framed deck, and barrels sit on cradles that must be fully supported. Plan roofing for wet or snowy climates.

Local permits vary. Many cities treat an outdoor sauna as an accessory structure and every hardwired heater as an electrical permit. Our regional guides cover Washington, Oregon and Clark County, Nevada in detail.

Not included. Plan for these.

Electrical work and permit
Foundation or base
Assembly labor, unless the maker offers it

From order to first use

What happens after you order.

STEP 1
Plan
We confirm power, base and access with you before you order.
STEP 2
Order
You order directly from Renu Therapy on their site, and pay them.
STEP 3
Ships
Renu Therapy ships to your address in the contiguous US.
STEP 4
Assemble
Set it on the prepared base, following the maker's manual.
STEP 5
Hook up and heat
Your electrician makes the connection the maker specifies, then you are ready for the first session.

Specifications

Seats	8 Persons
Heater	8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician)
Assembled size	84″W x 95″D x 89″H
Interior room	83″W x 75″D x 83″H
Max rated temperature	195F (90.5C)

From Renu Therapy's published product page. Confirm against the current spec sheet before you build a pad or pull wire. Maker's product page

Configurations

Rustic Cedar / All Glass Door / 8kW KIP Built-In	$9,654
Rustic Cedar / All Glass Door / 8kW KIP Digital + Wifi Kit	$10,403
Rustic Cedar / All Glass Door / 9kW Virta + Wifi Kit	$11,724
Rustic Cedar / Wooden Door with Window / 8kW KIP Built-In	$10,081
Rustic Cedar / Wooden Door with Window / 8kW KIP Digital + Wifi Kit	$10,830
Rustic Cedar / Wooden Door with Window / 9kW Virta + Wifi Kit	$12,151
Rustic Cedar / All Wood Door / 8kW KIP Built-In	$10,081
Rustic Cedar / All Wood Door / 8kW KIP Digital + Wifi Kit	$10,830
Rustic Cedar / All Wood Door / 9kW Virta + Wifi Kit	$12,151
Onyx - Stained Hemfir / All Glass Door / 8kW KIP Built-In	$9,900
Onyx - Stained Hemfir / All Glass Door / 8kW KIP Digital + Wifi Kit	$10,649
Onyx - Stained Hemfir / All Glass Door / 9kW Virta + Wifi Kit	$11,970

About this sauna

The Renu Therapy Seneca 8-Person Barrel Sauna is a barrel sauna, a shape that keeps the air volume small and lets heat roll evenly from the stove side to the bench. It seats 8 persons. Assembled, it measures 84″W x 95″D x 89″H. At the maker it is priced from $9,654 to $12,151 depending on configuration.

It is offered with 8 kW, 9 kW heaters. We usually steer buyers toward the smallest heater that the maker rates for the room, then spend the difference on a good foundation and a proper circuit.

Finish options listed by the maker include Hemfir, Onyx.

Electric heater: 8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician)
Rated to 195F (90.5C)

Returns

Returns follow Renu Therapy's policy, since you order from them. How returns work.

Questions people ask before buying

What circuit does the Seneca 8-Person Barrel Sauna need?

The maker lists the heater as 8kW, 220V, 40-amp electrical requirement, hardwire connect (requires professional electrician). Have a licensed electrician confirm your panel can carry it and size the breaker and wire from the heater manual.

How long does it take to heat up?

Traditional electric saunas usually take 30 to 60 minutes to reach full temperature, longer in cold weather or with a smaller heater. Infrared cabinets feel warm sooner because they heat you rather than the air.

Can I order it through Brevley & Sons?

Not directly yet. Use the maker link to see current pricing, or ask us for planning help and we will tell you what the install really involves. We are not paid more for steering you to one model.

Who do I order from, and who handles warranty?

You order directly from Renu Therapy, and warranty claims go to Renu Therapy. We help you plan before you order and are here if questions come up after.

Field guides