Harvia Fuji Large Indoor Traditional Sauna

Complete Specifications & System Overview

Overview

  • Product name: Harvia Fuji Indoor Sauna
  • Product type: Premium indoor traditional sauna
  • Configuration: Aspen interior and exterior
  • Available sizes: Small and Large
  • Small model: FUJI-AS-S
  • Large model: FUJI-AS-L
  • Small capacity: Up to 3 people
  • Large capacity: Up to 5 people
  • Lounging capacity: Up to 2 people
  • Heating method: Traditional electric stone heating
  • Small heater class: Harvia Virta 7.0 kW or regional equivalent
  • Large heater class: Harvia Virta 9.0 kW or regional equivalent
  • Control: Harvia Fenix digital control
  • Connected operation: Optional MyHarvia compatibility
  • Lighting: Integrated RGBW LED lighting
  • Exterior material: Aspen
  • Interior material: Aspen
  • Bench material: Linden
  • Front wall: Gray tempered safety glass
  • Door: Gray 8 mm tempered safety glass
  • Installation format: Prefabricated element cabin
  • Intended environment: Indoor installation
  • Custom sizing: Available by special order

Manufacturer & Country of Origin

Manufactured by Harvia Austria GmbH
Vöcklabruck, Austria

Harvia Austria GmbH is part of Harvia Group.

What’s Included

The exact contents depend on the selected size, heater package, control, and approved invoice. A complete Fuji configuration may include:

  • Harvia Fuji prefabricated cabin elements
  • Aspen exterior surfaces
  • Aspen interior surfaces
  • Natural linden bench construction
  • L-shaped, multi-level seating
  • Two headrests
  • Floor grid
  • Ventilation opening and adjustable ventilation slide
  • Gray tempered-glass front
  • Gray 8 mm tempered-glass entrance door
  • Vertical wooden door handle
  • Integrated RGBW LED bench lighting
  • Remote lighting control
  • Selected Harvia Virta electric heater
  • Required quantity of Harvia sauna stones
  • Harvia Fenix control panel
  • Compatible control power unit
  • Temperature sensor
  • Door sensor and remote-start safety equipment
  • Preinstalled or supplied heat-resistant cables
  • Concealed cable-routing provisions
  • Adjustable foundational legs
  • Structural assembly hardware
  • Cabin and equipment installation instructions

Electrical installation, delivery, unloading, placement, flooring, waterproofing, drainage, mechanical ventilation, site preparation, professional assembly, permits, and licensed trade services are separate unless specifically included on the client’s invoice.

Fuji Aspen Large

  • Model: FUJI-AS-L
  • Capacity: 1–5 people
  • Lounging capacity: Up to 2 people
  • Calculated sauna volume: Approximately 7.076 m³ / 249.9 cu. ft.
  • Floor area: Approximately 4.02 m² / 43.3 sq. ft.
  • Exterior width: 2,005 mm / 78.9 in.
  • Exterior depth: 2,005 mm / 78.9 in.
  • Exterior height: 2,100 mm / 82.7 in.
  • Approximate footprint: 6.58 × 6.58 ft.
  • Approximate net weight: 528 kg / 1,164 lb.
  • Approximate gross packaged weight: 551 kg / 1,215 lb.
  • Approximate package size: 2,200 × 1,200 × 950 mm
  • Approximate package size: 86.6 × 47.2 × 37.4 in.
  • GTIN: 9120053867687

Product dimensions do not include installation clearances, assembly space, heater clearances, ventilation provisions, control equipment, trim tolerances, or future service access.

Exterior Design

  • Light natural aspen exterior
  • Premium knotless visible surfaces
  • Clean geometric profile
  • Full gray-glass frontage
  • Dark glass and light wood contrast
  • Vertical wooden door handle
  • Concealed structural fittings
  • Clean exterior transitions
  • Coordinated wall and roof elements
  • Adjustable foundational legs
  • Mirrored assembly option
  • Designed for integration into a finished interior
  • Custom configurations available by special order

Natural differences in color, grain, and tone are expected characteristics of genuine wood.

  • L-shaped seating arrangement
  • Multi-level bench design
  • Natural linden bench surfaces
  • Elevated upper bench
  • Lower bench and foot platform
  • Two headrests
  • Seating for up to 3 people in the Small model
  • Seating for up to 5 people in the Large model
  • Lounging space for up to 2 people
  • Heater integrated into the bench layout
  • Smooth skin-contact surfaces
  • Glass frontage increases perceived interior space
  • Interior proportions support seated and reclined use
  • Mirrored assembly allows layout reversal
  • Heater clearances incorporated into the approved arrangement

Usable capacity varies according to occupant size, selected heater, heater guard, accessories, and preferred personal space.

  • Exterior surface: Aspen
  • Interior surface: Aspen
  • Bench material: Linden
  • Headrest material: Linden
  • Front wall: Gray tempered safety glass
  • Door: Gray tempered safety glass
  • Door thickness: 8 mm
  • Door handle: Vertical wood
  • Wall construction: Prefabricated insulated elements
  • Approximate wall thickness: 70 mm
  • Insulation thickness: Approximately 40 mm
  • Interior decorative panel thickness: Approximately 16 mm
  • Exterior panel thickness: Approximately 14 mm
  • Roof construction: Prefabricated insulated elements
  • Structural fittings: Concealed
  • Electrical routing: Pre-manufactured cable channels
  • Foundation: Adjustable legs
  • Installation format: Flat-packed element cabin
  • Assembly option: Mirrored
  • Materials selected for sauna conditions

Final wall construction and panel thickness must be confirmed against the drawings supplied with the exact cabin.

  • Light natural color
  • Fine, restrained grain
  • Smooth visible surface
  • Premium knotless appearance
  • Comfortable material for sauna surroundings
  • Creates a bright interior
  • Coordinates with gray glass
  • Helps the cabin feel visually open
  • Requires routine drying and cleaning
  • May be protected only with a sauna-approved treatment
  • Smooth, fine-grained seating surface
  • Pale natural tone
  • Warms gradually
  • Comfortable against the skin
  • Suitable for benches, backrests, and headrests
  • Low tendency to splinter when maintained correctly
  • Complements the aspen interior
  • Requires routine cleaning and drying

Harvia describes the Fuji’s selected cabin materials as produced without formaldehyde or comparable added substances.

  • Materials selected specifically for elevated heat
  • Indoor-use construction
  • No pressure-treated lumber
  • No conventional household paints or coatings inside the cabin
  • Only sauna-approved cleaners and surface treatments should be used
  • Manufacturer documentation governs final material declarations
  • Site-applied adhesives, sealants, finishes, and surrounding construction materials remain separate from the cabin

  • Insulated wall and ceiling elements
  • Approximately 40 mm insulation
  • Approximate total wall thickness: 70 mm
  • Supports efficient cabin heating
  • Supports stable interior temperatures
  • Reduces unnecessary heat loss
  • Glass frontage included in the heater-sizing calculation
  • Tight-fitting prefabricated components
  • Door alignment affects thermal performance
  • Correct wall and roof assembly required
  • Ventilation must be balanced with heat retention

Open joints, missing seals, incorrect assembly, or unsuitable ventilation may reduce thermal performance.

  • Traditional electric sauna heating
  • Harvia Virta heater family
  • Wall-integrated or bench-integrated positioning
  • Radiant and convective heat
  • High-capacity stone compartment
  • Water may be applied to the stones to create leil
  • Stone mass supports stable heat and steam
  • Heating elements positioned to support airflow
  • Controlled through a compatible Harvia control
  • Traditional and Combi configurations available
  • Combi configuration provides additional humidity
  • Heater output selected according to cabin size and regional requirements
  • Common European heater: Harvia Virta 9.0 kW
  • Alternative: Harvia Virta Combi 9.0 kW
  • Common North American traditional heater: Harvia Virta HL9U1 or current equivalent
  • Nominal North American voltage: 240 V AC
  • Nominal output: 9.0 kW
  • Approximate nominal current: 37.5 A
  • Calculated cabin volume: Approximately 7.076 m³ / 249.9 cu. ft.
  • Glass frontage must be included in final heater sizing
  • External control required
  • Full-capacity sauna stones required

The heater nameplate, approved invoice, and current installation manual govern final output, voltage, phase, breaker, wiring, stone capacity, and clearances.

  • Full required quantity included with applicable complete packages
  • Harvia-approved sauna stones required
  • Stone size must match the selected heater manual
  • Natural shapes support airflow
  • Stones must not place direct pressure on heating elements
  • Open airflow must be maintained
  • Water may be applied only as directed
  • Stone temperature and quantity influence steam intensity
  • Natural variations in stone size, shape, and color are expected
  • Stones require periodic inspection and restacking
  • Cracked or deteriorated stones must be replaced
  • Designed for traditional high-temperature sauna use
  • Final temperature settings governed by the control and regional safety requirements
  • Insulated walls and ceiling support efficient heating
  • Stone mass supports stable heat and steam
  • Multi-level seating creates different perceived heat zones
  • Water applied to heated stones creates adjustable steam
  • Combi configurations provide additional humidity control
  • Heat-up time depends on heater output, glass area, insulation, ventilation, electrical supply, and ambient temperature
  • Frequent door opening may increase heating time
  • Correct ventilation supports heat distribution and drying

The final electrical schedule depends on the selected cabin size, heater, control, lighting, sensors, and ventilation equipment.

North American Fuji Small

  • Compatible heater generally requires 240 V AC
  • Dedicated, hardwired circuit required
  • Heater output selected for the cabin’s calculated volume
  • Breaker and conductor size determined by the exact heater
  • External control power unit may be required
  • Licensed electrician required
  • Nominal heater output: 9.0 kW
  • Operating voltage: 240 V AC
  • Phase: Single phase
  • Frequency: 60 Hz
  • Approximate nominal current: 37.5 A
  • Dedicated, hardwired heater circuit required
  • Final breaker size determined by the nameplate and Harvia manual
  • Conductor size determined by load, distance, temperature rating, and local code
  • Proper grounding required
  • Sauna-rated, heat-resistant wiring required where specified
  • No extension cords or power strips
  • Licensed electrician required
  • Electrical permit and inspection may be required

Power and wiring must also be coordinated for:

  • Control power unit
  • Fenix touch panel
  • Temperature sensor
  • Door sensor
  • Remote-start safety equipment
  • RGBW LED lighting
  • Lighting receiver and power supply
  • Combi heater equipment, when selected
  • Mechanical ventilation, when required

Current Fuji configurations may use the Harvia Fenix control platform.

Available features may include:

  • Touchscreen operation
  • Digital temperature control
  • Heating-time adjustment
  • Preset operating modes
  • Personalized settings
  • System-status display
  • Lighting control when connected
  • Door-sensor monitoring
  • Remote-start safety status
  • MyHarvia mobile-app compatibility
  • Remote heater start
  • Remote scheduling
  • Heating-status monitoring
  • Sauna-ready notifications
  • Software-supported features

Some connected features may require compatible equipment, reliable internet service, a MyHarvia account, current software, or a paid subscription after an introductory period.

Older or market-specific configurations may use Harvia Pro D2, Pro D3, Xenio, or another compatible control. The approved invoice must identify the supplied equipment.

Remote operation requires the door sensor and all specified safety equipment. The heater and surrounding area must be clear before every scheduled or remote start.

  • Integrated multi-color LED lighting
  • Lighting incorporated beneath or within the bench structure
  • Red, green, blue, and white light channels
  • Remote-controlled operation
  • Adjustable color selections
  • Adjustable lighting modes
  • Architectural interior illumination
  • Low-profile installation
  • Separate lighting receiver
  • Dedicated low-voltage power supply
  • Compatible control integration where supported
  • Heat-appropriate components in approved locations
  • Designed to complement the aspen, linden, and gray-glass interior

Lighting quantity, placement, control method, and inclusion must be confirmed against the selected package.

  • Full gray-glass frontage
  • Tempered safety-glass construction
  • Gray 8 mm tempered-glass door
  • Tempered-glass side panels
  • Vertical wooden door handle
  • Open interior sightlines
  • Dark architectural contrast
  • Increased natural light
  • Installed as part of the cabin assembly
  • Mirrored installation available
  • Requires careful multi-person handling
  • Door alignment verified after leveling
  • Chipped or damaged glass must not be installed
  • Glass must not contact tile, stone, metal, or other hard surfaces during installation
  • Integrated ventilation opening
  • Adjustable ventilation slide
  • Fresh-air intake required
  • Exhaust pathway required
  • Ventilation supports heater performance
  • Air exchange supports occupant comfort
  • Post-use ventilation assists with drying
  • Intake and exhaust positions coordinated with heater and sensor placement
  • Airflow should not create a direct draft across the benches
  • Mechanical fans, ductwork, grilles, and HVAC labor are separate unless listed on the invoice
  • Compatible ventilation may be connected to the selected control
  • Ventilation openings must remain unobstructed
  • Adjustable legs beneath the cabin structure
  • Supports accurate leveling
  • Helps compensate for minor floor variation
  • Supports correct wall and glass alignment
  • Improves structural stability
  • Does not replace a properly level floor
  • Does not replace waterproofing or drainage
  • Must remain accessible during initial installation and inspection
  • Indoor installation only
  • Stable, level, load-bearing floor required
  • Floor must support the cabin, heater, stones, occupants, and surrounding finishes
  • Small cabin net weight: Approximately 477 kg / 1,052 lb.
  • Large cabin net weight: Approximately 528 kg / 1,164 lb.
  • Structural review may be required for elevated or framed floors
  • Flooring should be heat resistant, moisture resistant, durable, and cleanable
  • Waterproofing and drainage are site-preparation responsibilities
  • Plumbing is not required for a traditional electric heater
  • Combi heater requirements must be reviewed separately
  • Any floor drain must comply with local code
  • Required ceiling and side clearances must be maintained
  • Heater clearances must be verified
  • Delivery access must accommodate oversized and heavy components
  • Future service access must remain available
  • Delivered as a prefabricated element cabin
  • Components may arrive in multiple packages
  • Small gross packaged weight: Approximately 500 kg / 1,102 lb.
  • Large gross packaged weight: Approximately 551 kg / 1,215 lb.
  • Freight delivery does not automatically include unloading or inside placement
  • Delivery route must be measured before shipment
  • Doorways, hallways, elevators, stairs, gates, and turning clearances must be confirmed
  • Floor and elevator load limits must be verified
  • Dry, protected storage may be required
  • Glass and finished wood must remain protected
  • Packages should be inspected immediately for freight damage
  • Packaging should be retained until every component is verified

  • Prefabricated element-cabin construction
  • Limited number of primary structural elements
  • Adjustable foundation leveled first
  • Wall and roof elements assembled according to supplied drawings
  • Concealed structural attachments
  • Mirrored installation available
  • Bench, heater, and glass positions selected for the approved orientation
  • Bench and headrest components installed according to the layout
  • Heater clearances verified before final placement
  • Cable routes planned before closing the structure
  • Control power unit installed above the ceiling where specified
  • Glass components require careful multi-person handling
  • Professional assembly strongly recommended
  • Licensed electrician required
  • Qualified ventilation or plumbing trade required where applicable
  • Heater and power-unit service access must remain available
  • Final operational and safety testing required before use
  • Harvia warranty covers qualifying material and manufacturing defects under its published terms
  • Cabin, heater, control, lighting, glass, and accessory warranty periods may differ
  • Residential and commercial warranty terms differ
  • Final coverage is governed by the written warranty supplied with each product
  • Proof of purchase, model numbers, and serial numbers should be retained
  • Correct installation, use, ventilation, and maintenance are required
  • Improper electrical work may affect warranty coverage
  • Incorrect assembly or unauthorized modification may be excluded
  • Unsuitable site conditions and moisture damage may be excluded
  • Door uses 8 mm tempered safety glass
  • North American electrical equipment must carry the required regional certifications
  • Final certifications must be verified against exact supplied model numbers
  • Local electrical and building approval remains separate from manufacturer certification
  • Remove visible moisture after use
  • Leave the glass door open or partially open
  • Operate ventilation as needed to dry the cabin
  • Use bench towels to protect linden seating
  • Clean aspen and linden with warm water and a mild sauna-approved cleaner
  • Clean in the direction of the wood grain
  • Avoid chlorine, harsh chemicals, pressure washing, and abrasive products
  • Use only manufacturer-approved wood treatments
  • Clean glass with a non-abrasive glass-safe product
  • Keep the floor grid and foundational area free of standing water
  • Inspect adjustable legs and structural connections
  • Inspect benches, headrests, and foot platforms
  • Inspect glass fittings, door alignment, and wooden handle
  • Keep ventilation openings unobstructed
  • Inspect lighting components
  • Inspect heater stones regularly
  • Restack stones according to manufacturer guidance
  • Replace cracked or deteriorated stones
  • Maintain open airflow between the stones
  • Keep heater and control service areas accessible
  • Inspect the temperature sensor and door sensor
  • Follow the exact heater and control manuals
  • Arrange qualified electrical and safety inspections when required