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

Redwood Outdoors

Redwood Outdoors Extra-Wide Thermowood Barrel Sauna

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 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 sauna owners 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. Sauna owners 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 sauna owners 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 sauna owners 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

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). Sauna owners' 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