Redwood Outdoors Extra-Wide Thermowood Barrel Sauna
Outdoor Barrel/Cabin
$7,499

Redwood Outdoors

Redwood Outdoors Extra-Wide Thermowood Barrel Sauna

★4.5from 200 reviews across retail listings

Redwood Outdoors built its name selling exactly this: a wide-body Thermowood barrel with stadium bench seating for six, around $7,499 plus roughly $500 freight. The heat-treated Thermowood is the honest upgrade over standard cedar barrels — reviewers in wet, freeze-thaw climates confirm it needs less maintenance and moves less with the seasons, and the Harvia heater reaches 195°F in under an hour with eight delay settings. Expert reviews rate it excellent value under $8,000. The caveats owners repeat: assembly is an 'extensive process' by the reviewers' own words — a long two-person day minimum; the 1-year structural warranty is thin next to Almost Heaven's lifetime coverage; and Redwood's customer service reviews are mixed, with missing-part tickets taking longer to resolve than people expect. Barrel physics still apply — stratification and winter heat loss come with the shape.

Price
$7,499
Capacity
6 people
Best For
Households in wet or freeze-thaw climates that want a low-maintenance six-person barrel.

Specifications

Heater
Harvia KIP-series electric (6/8kW options)
Max Temp
195°F
Wood / Material
Thermowood (heat-treated softwood)
Dimensions
Extra-wide 6-person barrel with stadium seating
Type
Outdoor Barrel/Cabin
Capacity
6 people
Install
Extensive 2-person assembly; level pad; dedicated 240V circuit; ~$500 freight
Warranty
1-year limited structure; Harvia heater 5 years components / 1 year elements
Model
Extra-Wide Barrel (6-Person)

Highlights

Stadium seating for sixThermowood outlasts raw cedar outdoors195°F in under an hour

Pros

  • ✓Thermowood genuinely outperforms untreated cedar in harsh climates
  • ✓Stadium bench layout seats six without knee-to-knee awkwardness
  • ✓Harvia heater hits 195°F in under an hour
  • ✓Eight delay settings so it's hot when you walk out
  • ✓Extra-wide body reduces the claustrophobia of standard barrels

Cons

  • ✗1-year structural warranty trails lifetime-warranty competitors badly
  • ✗Assembly is long and fiddly even by barrel-kit standards
  • ✗Mixed customer-service reviews on missing or damaged parts
  • ✗~$500 freight on top of sticker
  • ✗Uninsulated barrel: winter running costs and cool feet persist

Common Questions

What does Thermowood actually buy me over regular cedar?
Heat-treated Thermowood is more dimensionally stable and rot-resistant than untreated cedar, and reviewers in wet, freeze-thaw climates report it holding up with little upkeep. If you live somewhere dry and mild the difference matters less; in the Pacific Northwest or snow country it's the honest upgrade.
How does six-person seating work in a barrel?
The extra-wide body uses stadium-style tiered benches, so six people sit without the knee-to-knee awkwardness of standard opposing-bench barrels. The wider diameter also reduces the closed-in feeling that puts some people off barrels entirely.
How long to reach temperature, and can I schedule it?
The Harvia KIP-series heater reaches 195°F in under an hour, and eight delay settings let you time the heat-up so it's ready when you walk out. It needs a dedicated 240V circuit sized to whichever kW option you choose.
What's the catch at this price?
Two things: the 1-year structural warranty badly trails the lifetime coverage Almost Heaven offers, and assembly is long and fiddly even by barrel-kit standards. Add roughly $500 freight on top of the $7,499 sticker.
What if parts arrive missing or damaged?
Inventory every crate against the parts list immediately; customer-service reviews are mixed on response times for missing or damaged pieces. Documenting problems at delivery, before assembly begins, gets claims resolved fastest.

Compare the Redwood Outdoors Extra-Wide Thermowood Barrel Sauna

Redwood Outdoors Summit Outdoor Sauna
$7,999
Outdoor Barrel/Cabin

The Summit is Redwood Outdoors' cabin-format answer for people who've read enough r/Sauna threads to know why barrels stratify: vertical walls, flat roof line, and full standing headroom, in heat-treated Canadian hemlock Thermowood at $7,999. The heater menu is the quiet strength — from a basic 6kW Harvia KIP up to WiFi-controlled Spirit and Virta units, so you can spec real Finnish heat and remote preheat instead of settling for whatever's bundled. Designer reviews praise the modern look; owner threads echo the brand-wide patterns — good wood, honest heat, but an assembly process that eats a weekend, and support that can be slow when a panel arrives cracked. The 1-year structural warranty remains the brand's weak point against lifetime-warranty rivals. Cabin walls hold heat better than any barrel, which matters every winter morning.

Cabin walls beat barrel stratificationWiFi Harvia heater optionsModern low-profile design
6-person
Best for: Buyers who want outdoor sauna capacity with better heat distribution and looks than a barrel offers.
Specs, install & tradeoffs
Dundalk Canadian Timber Georgian Cabin Sauna
$7,703
Outdoor Barrel/Cabin

The Georgian is Dundalk's lake-country cabin — vertical walls, a real metal shingle roof, bronze tempered glass, and six-person benches in Eastern white cedar, about $7,703 before you pick a heater. The cabin format solves the two structural complaints r/Sauna levels at barrels: standing headroom everywhere and far less heat stratification, and the included metal roof means actual snow-load competence, which matters from Minnesota to Maine. The heater menu spans a $900 Harvia KIP to a $2,547 WiFi HUUM Drop, plus the Harvia M3 wood-fired for purists — configure honestly, because the cabin-only sticker is misleading. Owners praise the classic look and solid wide benches; recurring notes include long US lead times (regularly backordered), 1,769 pounds of freight to wrangle, and the knot-weeping character of white cedar. A 3-year warranty is the main sore spot at this price.

Metal roof rated for real wintersCabin format, standing headroomElectric, WiFi, or wood-fired heat
6-person
Best for: Northern-climate owners who want a proper snow-shedding sauna cabin by the lake or back fence.
Specs, install & tradeoffs
SaunaLife Model E8 Barrel Sauna
$6,940
Outdoor Barrel/Cabin

The E8 is the barrel that keeps winning comparison shopping: $6,940 for six-person capacity in 1.65"-thick thermally modified Nordic spruce — thicker staves than almost anything at the price — with ergonomically contoured thermo-aspen benches that follow the barrel's arc so your back actually rests against something. European-built for the US market, it undercuts Thermory's No. 60 by thousands while running the same wood science, and the 10-year warranty through major dealers embarrasses the 1-3 year coverage elsewhere in the segment. The honest asterisks: it ships heaterless (the Harvia KIP package adds $1,280, the WiFi HUUM $3,330), 1,345 pounds arrives curbside, and the ergonomic benches, while comfortable, reduce usable lounging length versus flat platforms. r/Sauna threads consistently shortlist the E8 as the thinking person's barrel — premium wood without flagship pricing.

1.65" thick modified spruce stavesErgonomic contoured benches10-year warranty
6-person
Best for: Comparison shoppers who want Thermory-grade wood and comfort at a four-figure configured price.
Specs, install & tradeoffs
Thermory Barrel Sauna No. 52 DIY Kit
$6,170
Outdoor Barrel/Cabin

The No. 52 is Thermory's attainable barrel — $6,170 for a four-person kit with panoramic window, glass front door, flooring, exterior trim, and the rain jacket included, everything pre-cut so build day involves zero sawing. You're getting the same chemical-free, modified-to-the-core Nordic spruce as the flagship No. 60 in a tighter 154-cubic-foot package, which has a sneaky advantage r/Sauna appreciates: less volume means a modest 6kW heater gets it properly hot, fast. The trade-offs are inherent to the size and format — four people fit but two are comfortable, the 75.5" height means taller users duck, and it ships heaterless, so budget another $1,000-$1,500 with wiring. Owners rate the kit engineering highly; the recurring gripes are curbside freight logistics and hunting for warranty terms. Against domestic cedar barrels at similar money, the wood quality is the argument.

Flagship wood at mid-tier priceTruly pre-cut one-day buildCompact volume heats fast
4-person
Best for: Couples who want premium thermally modified wood in a barrel without flagship pricing.
Specs, install & tradeoffs
Almost Heaven Pinnacle 4-Person Barrel Sauna
$5,715
Outdoor Barrel/Cabin

The Pinnacle is Almost Heaven's mainstream backyard barrel — $5,715 for a 6'x6' four-seater with a Harvia heater, opposing benches, and customizable rear windows. Harvia owns Almost Heaven, and the heater is the part nobody ever complains about. The barrel format itself is where r/Sauna gets opinionated: single-wall staves mean no insulation, so it drinks electricity in January, your feet sit in the coolest air band, and seasonal wood movement opens stave gaps that need band tightening — all true here as with every barrel. Owners accept that trade for the price and the look, and reviews confirm 190°F is reachable with patience. Build-day reality from owner threads: the day-long assembly is honest, curbside freight damage happens often enough to photograph everything, and a genuinely level pad matters more than the manual admits.

Harvia-heated backyard barrelCustomizable rear windowsLimited lifetime structure warranty
4-person190°F max
Best for: First-time outdoor sauna buyers who want the classic barrel look with a trustworthy heater.
Specs, install & tradeoffs
Backcountry Recreation 6 Ft Thermowood Barrel Sauna
$5,512
Outdoor Barrel/Cabin
4.9(16)

Backcountry Recreation is the Vancouver-area direct manufacturer behind Backcountry Hot Tubs & Saunas, shipping coast-to-coast including the US, with thermowood barrels running roughly $5,512-$6,762 USD depending on size and options — this 4-person 6-footer sits at the entry of that range, and USD checkout pricing drifts with the exchange rate, so treat it as-configured. The pitch is factory-direct value: Scandinavian Thermowood staves, electric heat standard with 9kW and wood-fired upgrades, and consistently glowing owner ratings (4.88 average across their barrel line). r/Sauna's Canadian contingent vouches for the build quality; the cautions are structural — a 1-year warranty is the shortest in this roundup, the US support footprint is small, and cross-border freight means longer waits and more delivery coordination than buying domestic. The wood-fired option at this price is a genuine purist bargain.

Factory-direct Canadian valueWood-fired option availableScandinavian Thermowood staves
4-person6kW heater
Best for: Value-focused buyers in the northern US or Canada comfortable with factory-direct cross-border purchase.
Specs, install & tradeoffs