Classic barrel

TimberIN Nordic Barrel™ Classic

From: £4,106

TimberIN Nordic Barrel™ Classic. Nordic Barrel is the classic cylindrical outdoor sauna, available in lengths from 2000 to 5000 mm with spruce or Thermowood exterior choices. Short versions create an efficient hot room for a small household; longer builds can provide more bench length or support a changing-area layout where offered. Length changes room volume, heater demand, foundation, delivery and cost, so it should be selected from normal occupancy and floor plan rather than the largest dimension that fits the garden. Barrel Classic runs from 2,000 to 5,000 mm: the technical family rises from 2–4 people/about 800 kg to 8–10/about 1,700 kg, with a 2,200 mm outside diameter. Spruce or Thermowood, M3/M3 SL/20 Pro/20 SL wood heat or 9/11 kW Cilindro electric heat are live, plus insulation, dressing rooms, porch, windows, lighting, water tank, heater guard, roof colour and assembled/flat-pack delivery.

Product Description

The classic barrel, sized from two to five metres · Made-to-order outdoor sauna

TimberIN Nordic Barrel™ Classic: a proven curved form that can grow with the room plan

Curved walls make efficient use of heat and create the familiar barrel feel

The circular section reduces unused high corners and gives the interior an enveloping character, with opposing benches that support conversation. At the compact end of the range, nearly all available length can be dedicated to the hot room. Longer variants create room for a more generous bench arrangement or additional functional zones, but they also increase air volume and external scale. Spruce has a pale traditional expression, while Thermowood offers a darker heat-treated appearance; both remain outdoor timber surfaces that need ventilation, drainage and maintenance appropriate to the supplied finish.

Barrel length, occupancy, weight and heater match

Nordic Barrel Classic is a mature model family with a useful technical progression. At 2 metres it is a focused 2–4-person room of about 800 kg; at 3 metres it is 4–6 and about 1,100 kg; at 4 metres it becomes 6–8 and about 1,400 kg; at 5 metres it reaches 8–10 and about 1,700 kg. Intermediate live lengths refine the plan, but a dressing room or porch is taken from the stated total length and therefore reduces heated bench space.

2,000 mm length 2–4 people; approximately 800 kg; 1,800 mm internal room length
3,000 mm length 4–6 people; approximately 1,100 kg; 2,800 mm internal room length
4,000 mm length 6–8 people; approximately 1,400 kg; 3,800 mm internal room length
5,000 mm length 8–10 people; approximately 1,700 kg; 4,800 mm internal room length
Barrel diameter Approximately 2,160 mm inside; 2,200 mm outside; 2,380 mm barrel height
Bench width Approximately 500 mm
Small-room heaters Harvia M3/M3 SL 16.5 kW or Cilindro 9 kW
Large-room heaters Harvia 20 Pro/20 SL 24.1 kW or Cilindro approximately 10.8/11 kW; final volume match required

Open the product technical sheet

Do not spend heated length twice

Choose length around the sauna room first. A 3-metre building with a 1-metre dressing room leaves roughly a 2-metre hot room; a 4-metre unit can combine 3 metres of sauna with a 1-metre changing space; a porch has the same subtractive effect. M3 is the normal wood choice for 2–4 metre sauna rooms, while 20-series heaters serve larger rooms. SL models load from outside. A 9 kW Cilindro fits 2–3 metre rooms; the 11 kW route serves larger volume. Spruce or Thermowood should be decided after layout and heater.

Decision Choices currently selectable
Woodtype Spruce · Thermo Wood
Length 2000 mm · 2500 mm · 3000 mm · 3500 mm · 4000 mm · 4500 mm · 5000 mm

Insulation, rooms and windows change performance as well as appearance

Complete insulation is most valuable for frequent winter use and large glazed builds, but is technically best in a factory-assembled sauna. A dressing room improves comfort and protects clothes from weather; it reduces hot-room length. A porch gives sheltered seating with the same trade-off. Panoramic glass opens the view and increases heat loss; two small windows retain more privacy. A water tank adds practical warm water to wood-fired use, while LEDs and entrance lamps need a heat-rated electrical installation. Flat pack solves access but transfers precision assembly to the site.

What the current configurator identifies as included

Already included: (1) Benches as in pictures; (2) Entrance door with a small window; (3) Ventilation

Included equipment is valuable because it establishes a usable baseline. Displayed builds may contain additional systems, so the accepted quotation should repeat every included item.

Wood burning Harvia heaters

  • Recommended for 2 – 4 meter sauna room: Harvia M3 + chimney (already included)
  • Recommended for 2 – 4 meter sauna room: Harvia M3 SL + chimney (logs loaded from outside instead of inside)
  • Recommended for 4 – 5 meter sauna room: Harvia 20 PRO + chimney
  • Recommended for 4 – 5 meter sauna room: Harvia 20 SL + chimney (logs loaded from outside instead of inside)
  • Need different wood burning stove? Contact us!

Advantages: Harvia wood-burning heaters provide the traditional fire-and-stone sauna experience. M3 suits the smaller listed rooms, while 20 PRO serves the larger range; SL versions move log loading outside, keeping bark and ash out of the hot room.

Electric Harvia heaters

  • Recommended for 2 – 3 meter sauna room: Cilindro 9 kW (PC90) with an integrated control unit (already included)
  • Recommended for 4 meter sauna room: Cilindro 11 kW (PC110XE) including a separate control unit
  • Need different electric stove? Contact us!

Advantages: A Cilindro electric heater offers repeatable thermostat control, no indoor fuel storage and a straightforward start-up routine. The listed 9 or 11 kW choices allow output to follow the actual heated sauna-room volume.

Thermal insulation

  • For sauna 2 – 3 m. of length: complete insulation + decorative wood panelling (due to technical reasons, recommended for factory assembled saunas)
  • For sauna 4 – 5 m. of length: complete insulation + decorative wood panelling (due to technical reasons, recommended for factory assembled saunas)

Advantages: Insulating the sauna envelope reduces heat loss, improves winter recovery and makes temperature more stable between the heater and benches; decorative internal panelling also protects the insulated build-up.

Configuration

  • Dressing room 1 m (included in total sauna`s length)
  • Dressing room 1.5 m (included in total sauna`s length)
  • Glass door between sauna and dressing rooms
  • Canopy – terrace with side benches 1 m (included in total sauna`s length)
  • Custom configuration needed? Please send us your sketch

Advantages: A dressing room creates a dry transition area, a canopy provides shelter outside, and side-entry or U-bench layouts can make the sauna work with a particular view and garden approach.

Accessories

  • Stainless steel water tank for wood burning heaters (steam effect)
  • Electric installation. Few LED lights under the benches
  • 2 Harvia lamps above the entrance door (both sides)
  • Wooden fence in front of heater

Advantages: Heat-rated LED or Harvia lighting improves safe use after dark, a correctly matched water tank can provide warm water with a wood heater, and a timber heater fence creates a clear physical boundary around hot surfaces.

Window type

  • 2 small windows
  • Panoramic window (glass area 50%)
  • Panoramic window (glass area 100%)

Advantages: More glazing opens the hot room to the landscape, brings daylight to the benches and makes a compact sauna feel less enclosed.

Roof colour

  • Black tiles
  • Brown tiles
  • Green tiles

Advantages: Roof colour lets the sauna sit deliberately within the garden scheme without changing the room plan or bathing experience.

Warm-up changes with every room subdivision

The sheet correctly avoids one number of minutes for a 2–5 metre family. Heater sizing uses the heated cubic volume after subtracting dressing room or porch, then adjusts for glass and insulation. A large heater in a short room is not a shortcut; an undersized heater in a glazed 5-metre build is equally poor. Ask the final drawing to state hot-room dimensions and heater match. Commission with the ventilation open as designed and measure warm-up under realistic winter conditions.

Choose length by drawing the people and functions first

Decide how many adults will sit or recline at the same time and whether anyone needs a changing or cooling threshold inside the shell. Ask for the internal layout of the chosen length rather than assuming every extra metre becomes usable bench. Heater output must account for room volume, glazing and local exposure. Prepare continuous level support, confirm crane or delivery access and orient the door away from awkward wind and public sightlines. Keep the lower shell clear of standing water and preserve access for exterior timber care.

Before production: TimberIN products are individually made, so published measurements are approximate. Confirm the selected live variation, final dimensions, included equipment, service requirements, delivery method and any critical tolerances in the accepted written quotation. Photographs may show optional equipment.

Questions about TimberIN Nordic Barrel™ Classic

What woodtype choices are shown for TimberIN Nordic Barrel™ Classic?

Woodtype choices currently shown are Spruce; Thermo Wood. Availability and valid combinations are controlled by the live configurator and confirmed in the final written order.

Does the displayed price include every option for TimberIN Nordic Barrel™ Classic?

Not necessarily. The displayed amount follows the current base or selected configuration. Size, material, heater, equipment, delivery and installation choices can change the total; the basket, quotation or written order is the final commercial record.

What should be confirmed before delivery of TimberIN Nordic Barrel™ Classic?

Choose the length or model around normal occupancy, bench arrangement and whether a changing or covered entrance space is needed. Confirm the heating package, electrical or flue route, ventilation and safe clearances for the selected room volume. Check base, delivery access, door and glazing orientation, drainage around the building and local siting requirements. Final dimensions, included equipment and site responsibilities should be confirmed before production or dispatch.

Technical sheets and 3D visualizations

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7 reviews for TimberIN Nordic Barrel™ Classic

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4.7
Based on 7 reviews
5
71
71%
4
28
28%
3
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1
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Customer Images

Image #1 from Yulia
Image #1 from Steve
Image #1 from Peter
Image #1 from Anthony
Image #1 from Bart
Image #1 from Julien
Image #1 from Heather
Image #1 from Yulia

Yulia

Hi Albert, I can send you the pictures, but we don’t speak Danish:) is it crucial? I can ask someone to translate:) We are happy with the sauna!

(0) (0)
Image #1 from Steve

Steve

Dear Albert,

My Sauna arrived at the depot yesterday at 20.00 Hrs, the delay was mostly due to the illegal immigrants in Calais causing all trucks to be examined.
The sauna seems to be very well built, and is a very nice design with an interesting and appealing look to it. It may take a week or so to place in the spot I have for it, but I will send you pictures etc, when this is done.
Many Thanks to your team for their good work.

Yours sincerely,

Steve

(0) (0)
Image #1 from Peter

Peter

I have been delighted with the service from TimberIN, great attention to detail and technically superior to others I had examined. The slow grown timber from the north is stronger and looks much better. The guidance given by TimberIN was invaluable in picking the best options. The team at TimberIN from design to flawless delivery was exemplary and I can recommend them.

Peter

(1) (0)
Image #1 from Anthony

Anthony

We are very pleased with our barrel sauna – the view from the glass window is amazing. We have got the temperature up to 90 deg C so it is working nicely. The sauna is very good quality. Because of the space we were building it in we had the sauna delivered unassembled and we had a local handyman assemble it. Thank you for your help and advice when required it was appreciated. Regards Anthony

(1) (0)
Image #1 from Bart

Bart

Review for Outdoor Barrel Round Sauna ★ ★ ★ ★ ☆

(0) (0)
Image #1 from Julien

Julien

Review for Outdoor Barrel Round Sauna ★ ★ ★ ★ ★

(1) (0)
Image #1 from Heather

Heather

Hello Albertas,

The sauna is completed and I must tell you how very pleased we are with it, it looks amazing. We have yet to fire up the burner but will look forward to that this weekend hopefully.

The quality of the build is superb and construction was quite straightforward. The service you provided has been outstanding, always helpful, polite and professional. It has been a pleasure.

I hope this is not too many photos. It’s such a lovely building to take photos of. Our little dog Rio likes the look of the sauna too.

(3) (0)
Image #1 from Yulia
Image #1 from Steve
Image #1 from Peter
Image #1 from Anthony
Image #1 from Bart
Image #1 from Julien
Image #1 from Heather
1-7 of 7 reviews
  1. Hi Albert,

    I can send you the pictures, but we don’t speak Danish:) is it crucial? I can ask someone to translate:)

    We are happy with the sauna!

    Image #1 from Yulia
    (0) (0)
  2. Dear Albert,

    My Sauna arrived at the depot yesterday at 20.00 Hrs, the delay was mostly due to the illegal immigrants in Calais causing all trucks to be examined.
    The sauna seems to be very well built, and is a very nice design with an interesting and appealing look to it. It may take a week or so to place in the spot I have for it, but I will send you pictures etc, when this is done.
    Many Thanks to your team for their good work.

    Yours sincerely,

    Steve

    Image #1 from Steve
    (0) (0)
  3. I have been delighted with the service from TimberIN, great attention to detail and technically superior to others I had examined. The slow grown timber from the north is stronger and looks much better. The guidance given by TimberIN was invaluable in picking the best options. The team at TimberIN from design to flawless delivery was exemplary and I can recommend them.

    Peter

    Image #1 from Peter
    (1) (0)
  4. We are very pleased with our barrel sauna – the view from the glass window is amazing. We have got the temperature up to 90 deg C so it is working nicely.

    The sauna is very good quality. Because of the space we were building it in we had the sauna delivered unassembled and we had a local handyman assemble it.

    Thank you for your help and advice when required it was appreciated.

    Regards Anthony

    Image #1 from Anthony
    (1) (0)
  5. Review for Outdoor Barrel Round Sauna
    ★ ★ ★ ★ ☆

    Image #1 from Bart
    (0) (0)
  6. Review for Outdoor Barrel Round Sauna
    ★ ★ ★ ★ ★

    Image #1 from Julien
    (1) (0)
  7. Hello Albertas,

    The sauna is completed and I must tell you how very pleased we are with it, it looks amazing. We have yet to fire up the burner but will look forward to that this weekend hopefully.

    The quality of the build is superb and construction was quite straightforward. The service you provided has been outstanding, always helpful, polite and professional. It has been a pleasure.

    I hope this is not too many photos. It’s such a lovely building to take photos of. Our little dog Rio likes the look of the sauna too.

    Image #1 from Heather
    (3) (0)
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Already included

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Wood burning Harvia heaters

**Sauna room = area excluding dressing room or canopy (if any)

Electric Harvia heaters

**Sauna room = area excluding dressing room or canopy (if any)

Thermal insulation

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Accessories

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Window type

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