Nationwide delivery. Installation options available in Auckland.

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Bayther 4–6 person outdoor barrel sauna for home backyard use in New Zealand
Bayther outdoor barrel sauna installed on a deck with wood fired chimney
Bayther outdoor barrel sauna installed in a backyard garden in New Zealand
Interior layout of Bayther barrel sauna showing wooden benches and electric heater
Couple relaxing inside a Bayther outdoor barrel sauna
Woman lying down relaxing inside a Bayther outdoor barrel sauna
Bayther logo on glass door of outdoor barrel sauna
Stainless steel tension bands securing the Bayther barrel sauna structure
Black weatherproof shingle roof detail on Bayther outdoor barrel sauna
Bayther 4–6 person outdoor barrel sauna dimensions showing length 2400mm, width 1800mm, and height 1800mm

Electric Barrel Sauna (4-6 person)

Regular price $9,400.00
Sale price $9,400.00 Regular price $10,400.00
Shipping calculated at checkout.

A larger, solid timber barrel sauna designed for New Zealand backyards.

Built from thermally treated Finnish spruce timber for efficient, consistent heat. Ideal for families, entertaining, or those who want a more spacious sauna experience.

  • Traditional high-heat sauna (70–95°C)
  • Solid 38mm timber construction
  • Suitable for indoor or outdoor installation
  • Built for NZ weather condition
  • Bayther installation options available in Auckland
Is this the right sauna for you?

Best suited for:

  • Families
  • Those entertaining guests or hosting regularly
  • Those wanting additional internal space
  • Up to 8 adults (comfortable for 4–6 at a time)
  • Traditional high-heat sauna (70–95°C). Compare traditional and infrared saunas here.

If you’re mainly using the sauna solo or as a couple, or space is limited, the 2–4 person model may be a better fit.

Key features

Solid Timber Construction

Built from 38mm thermally treated Finnish Spruce for long-term durability.

  • Continuous-length boards (no glued joins)
  • Improved resistance to moisture and movement
  • Designed for outdoor performance in NZ conditions

Reliable Harvia Heating

Powered by a 6kW Harvia Vega heater from one of the world’s most trusted Finnish sauna brands.

  • Reaches 70–95°C with consistent, even heat
  • Approx. 30-minute heat-up time
  • 20kg sauna stones included for authentic steam

Built for Outdoor Use

Constructed to handle year-round New Zealand weather.

  • Weather-resistant bitumen shingle roof
  • Stainless steel tension straps
  • Aluminium hardware and 8mm tempered glass door

Design & Finishes

A clean profile that suits modern decks, backyards and outdoor spaces.

  • Sleek curved silhouette
  • Black weather-resistant shingle roof
  • 8mm tempered glass door
What's included

Your sauna arrives as a complete kit, ready for assembly.


Structure

  • 38mm thermally treated timber staves
  • Pre-constructed end walls
  • Base/foundation beams
  • Internal benches and supports
  • Timber flooring
  • 8mm tempered glass door
  • Stainless steel tension straps
  • All required screws and fixings


Heating

  • Harvia 6kW Vega electric heater
  • 20kg sauna stones
  • Mounting kit


Accessories

  • Thermometer & hygrometer
  • LED sauna light with diffuser
  • Sand timer
  • Wooden bucket & ladle
  • Backrest & headrest
  • Towel hooks & cup holders


What's not included:

  • Delivery (added at checkout)
  • Electrical installation (32 amp connection required)
  • Site preparation (concrete pad, deck, pavers or gravel base)

Delivery & installation

If you have questions about delivery or installation, feel free to call Tim on 022 101 7258 or email bayther.info@gmail.com


Delivery

You can either collect your sauna from Auckland free of charge or choose nationwide delivery. This is added at checkout.

  • Pick up in Auckland: Free
  • Flatrate nationwide delivery: $450


DIY Installation

This sauna is delivered as a flat-packed kit ready for on-site assembly.

  • Assembly suitable for a competent DIY installation or from a builder
  • Step-by-step instructions included
  • Electrical installation of the electric heater must be completed by a licensed electrian (32 amp connection required)
  • Surface must be flat and level; suitable surfaces include concrete pad, deck, pavers, compacted gravel


Bayther Installation Options

We offer Bayther installation options within the Auckland region. Bayther installations are completed by qualified builders familiar with the product and setup requirements.

Warranty

We stand behind the build quality of our saunas.

  • Sauna structure: 3 years
  • Harvia heater: 1 year

This warranty covers manufacturing defects under normal residential use. It does not cover:

  • Incorrect installation
  • Electrical work not completed by a licensed electrician
  • Cosmetic wear or natural timber movement
  • Damage caused by improper site preparation

If you experience an issue, contact us with your order details and photos. We’ll guide you through the next steps.

Specifications

Dimensions

  • Assembled: 2400mm (L) x 1800mm (W) x 1800mm (H)
  • Crate size: 2410mm (L) x 1200mm (W) x 900mm (H)

Weight

  • 560kg

Electrical

  • 32 amp connection required
  • Installation by licensed electrician

Materials

  • Timber: 38mm thermally treated Finnish Spruce
  • Door: 8mm tempered glass
  • Roof: Weather-resistant bitumen shingles
  • Fixings: Stainless steel & aluminium
Frequently asked questions

How long does it take to heat up?

Approximately 30 minutes to reach 70–95°C, depending on outdoor temperature.

Still have questions?

If you’re unsure about sizing, delivery or installation, we can help.