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Harvia M3 Wood-Burning Sauna Stove, 16.5kW, Graphite Black, 212–459 Cu Ft
Harvia M3 Wood-Burning Sauna Stove, 16.5kW, Graphite Black, 212–459 Cu Ft

Harvia M3 Wood-Burning Sauna Stove, 16.5kW, Graphite Black, 212–459 Cu Ft

<p><strong>Authorized Dealer- Full Warranty Included</strong></p>

Authorized Dealer- Full Warranty Included

Sale price$1,076.67
SKU: WKM3

Questions? Call Us +1 307 218 7877 Available: Monday - Friday: 8 AM - 9 PM MST Saturday: 10 AM - 5 PM MST

In stock
Harvia M3 Wood-Burning Sauna Stove, 16.5kW, Graphite Black, 212–459 Cu Ft
Harvia M3 Wood-Burning Sauna Stove, 16.5kW, Graphite Black, 212–459 Cu Ft Sale price$1,076.67
Description

The Harvia M3 Wood-Burning Sauna Stove is designed for smaller traditional sauna rooms and offers classic wood-fired heat with efficient air circulation and a rustic sauna atmosphere. With its graphite black finish, stainless steel air-flow spoiler, and floor-mounted design, the Harvia M3 delivers dependable performance for sauna rooms from 212 to 459 cubic feet.

Designed, engineered, and made in Finland, the Harvia M3 creates a traditional sauna experience with radiant heat, the sound of a crackling fire, and the warmth of a wood-burning stove. It can also be equipped with a compatible pipe-model water heater for added functionality, sold separately.

Features
  • Wood-burning sauna stove for traditional sauna heating
  • 16.5kW heat output
  • Suitable for sauna rooms from 212 to 459 cu. ft.
  • Elegant graphite black finish
  • Stainless steel air-flow spoiler
  • Efficient air circulation for even heat distribution
  • Floor installation design
  • Top and back flue connection options
  • Designed, engineered, and made in Finland
  • Compatible with pipe-model water heater add-on, sold separately
  • 66 lb sauna stone capacity
Specifications
  • Model: M3
  • Kilowatt Rating: 16.5kW
  • Primary Fuel: Wood
  • Maximum Firewood Length: 14" / 35 cm
  • Firewood Diameter: 3–6" / 8–15 cm
  • Minimum Sauna Room Size: 212 cu. ft.
  • Maximum Sauna Room Size: 459 cu. ft.
  • Minimum Room Height: 47" / 120 cm
  • Flue Connection Location: Top and back
  • Sauna Stone Capacity: 66 lbs
  • Heater Weight: 99 lbs / 45 kg
  • Shipping Weight with Sauna Stones: 165 lbs / 75 kg
  • Width: 15.4" / 39 cm
  • Depth: 16.9" / 43 cm
  • Height: 28.15" / 72 cm
  • Country of Design & Manufacture: Finland
Included
  • Harvia M3 sauna stove
  • Stove door
  • Ash box
  • Installation and operation manual
  • Manufacturer warranty documentation

Not Included: Sauna stones, chimney components, water heater accessories, and installation materials are not included.

Warranty

Harvia sauna heaters are protected with a 2-year limited warranty for residential use and a 1-year limited warranty for commercial installations. Heating elements are excluded from warranty coverage.

Resources
Shipping Info

Standard in-stock products are processed within 1–2 business days, Monday–Friday. Estimated transit times after shipment:
Ground shipping: 3–7 business days for accessories, controls, Vital Red Light products, and some smaller heaters or lightweight components
LTL freight: 5–12 business days for full sauna units, large heaters, heater-and-stone bundles, heavy or palletized products and oversized or pre-assembled saunas. See our Shipping Policy for full details.

Return Info

Return requests for eligible products must be submitted within 30 calendar days of delivery if the item is new, unused, uninstalled, and in its original packaging with all parts and accessories included. A Return Authorization (RA) is required before shipping any return. Some items are non-returnable. See our Return & Refund Policy for full details.

Sauna Heater Safety & Usage Guidelines

Following basic safety and usage guidelines helps ensure reliable performance and long term enjoyment of your sauna heater.

Use the Correct Heater Size

Always operate your sauna heater within the recommended room size range. Using a heater that is undersized or oversized can affect heating consistency and may place unnecessary strain on the unit. Refer to the manufacturer’s cubic footage guidelines before installation.

Follow Proper Placement Guidelines

Correct heater placement supports even heat circulation and safe airflow. Install the heater according to manufacturer clearance requirements, typically near the door or along a designated wall, and keep combustible materials at a safe distance.

Load Stones Correctly

Use only sauna-approved stones and arrange them loosely to allow proper airflow around the heating elements. Avoid overpacking stones, as this can restrict heat distribution and impact heater performance over time.

Operate Controls Responsibly

Whether using built-in or external controls, always follow the manufacturer’s operating instructions. Allow the heater to warm up fully before use, avoid sudden temperature changes, and power off the unit after each session to support safe operation.

What to Know Before Purchasing a Sauna Heater

Electrical Requirements & Installation

Sauna heaters require a dedicated electrical connection sized for their power output. Voltage, amperage, and breaker requirements vary by model, so confirming compatibility with your space is essential. Professional installation helps ensure safe operation and reliable performance from day one.

Indoor vs Outdoor Sauna Use

Not all sauna heaters are designed for outdoor environments. Indoor heaters are optimized for controlled spaces, while outdoor-rated heaters are built to handle temperature changes and moisture exposure. Choosing the right type ensures durability and consistent heating over time.

Safety, Ventilation & Clearance

Proper airflow and clearance around the heater support even heat distribution and help protect surrounding surfaces. Following manufacturer spacing guidelines and ventilation recommendations ensures a comfortable sauna environment and long-term reliability of your heater.

Need Help Choosing the Right sauna Heater?

Speak to an expert

Let us assist you. Book an appointment with one of our Sauna sanctum expert to get answer to all of your concerns!

Book now
Description

The Harvia M3 Wood-Burning Sauna Stove is designed for smaller traditional sauna rooms and offers classic wood-fired heat with efficient air circulation and a rustic sauna atmosphere. With its graphite black finish, stainless steel air-flow spoiler, and floor-mounted design, the Harvia M3 delivers dependable performance for sauna rooms from 212 to 459 cubic feet.

Designed, engineered, and made in Finland, the Harvia M3 creates a traditional sauna experience with radiant heat, the sound of a crackling fire, and the warmth of a wood-burning stove. It can also be equipped with a compatible pipe-model water heater for added functionality, sold separately.

Features
  • Wood-burning sauna stove for traditional sauna heating
  • 16.5kW heat output
  • Suitable for sauna rooms from 212 to 459 cu. ft.
  • Elegant graphite black finish
  • Stainless steel air-flow spoiler
  • Efficient air circulation for even heat distribution
  • Floor installation design
  • Top and back flue connection options
  • Designed, engineered, and made in Finland
  • Compatible with pipe-model water heater add-on, sold separately
  • 66 lb sauna stone capacity
Specifications
  • Model: M3
  • Kilowatt Rating: 16.5kW
  • Primary Fuel: Wood
  • Maximum Firewood Length: 14" / 35 cm
  • Firewood Diameter: 3–6" / 8–15 cm
  • Minimum Sauna Room Size: 212 cu. ft.
  • Maximum Sauna Room Size: 459 cu. ft.
  • Minimum Room Height: 47" / 120 cm
  • Flue Connection Location: Top and back
  • Sauna Stone Capacity: 66 lbs
  • Heater Weight: 99 lbs / 45 kg
  • Shipping Weight with Sauna Stones: 165 lbs / 75 kg
  • Width: 15.4" / 39 cm
  • Depth: 16.9" / 43 cm
  • Height: 28.15" / 72 cm
  • Country of Design & Manufacture: Finland
Included
  • Harvia M3 sauna stove
  • Stove door
  • Ash box
  • Installation and operation manual
  • Manufacturer warranty documentation

Not Included: Sauna stones, chimney components, water heater accessories, and installation materials are not included.

Warranty

Harvia sauna heaters are protected with a 2-year limited warranty for residential use and a 1-year limited warranty for commercial installations. Heating elements are excluded from warranty coverage.

Resources
Shipping Info

Standard in-stock products are processed within 1–2 business days, Monday–Friday. Estimated transit times after shipment:
Ground shipping: 3–7 business days for accessories, controls, Vital Red Light products, and some smaller heaters or lightweight components
LTL freight: 5–12 business days for full sauna units, large heaters, heater-and-stone bundles, heavy or palletized products and oversized or pre-assembled saunas. See our Shipping Policy for full details.

Return Info

Return requests for eligible products must be submitted within 30 calendar days of delivery if the item is new, unused, uninstalled, and in its original packaging with all parts and accessories included. A Return Authorization (RA) is required before shipping any return. Some items are non-returnable. See our Return & Refund Policy for full details.