Harvia M3 Wood-Burning Sauna Heater

The Harvia M3 wood-burning sauna heater brings the timeless tradition of Finnish sauna bathing to life with authentic heat, gentle steam, and a naturally calming atmosphere. Designed for smaller residential sauna rooms, this compact heater delivers efficient heat distribution while creating the unmistakable ambience of a wood-fired sauna. Its classic black steel exterior, paired with a stainless steel air vent frame, offers both durability and a refined, traditional aesthetic.

Engineered for consistent performance, the M3 features an advanced combustion system that supports clean, efficient burning and steady heat output. The fire chamber and airflow design help warm the sauna evenly, while compatible sauna stones allow water to evaporate smoothly for soft, comfortable steam. The visible glow and subtle crackle of the fire enhance the sensory experience, making each session feel grounding and restorative.

Compatible with optional accessories such as a pipe-mounted water heater, the Harvia M3 offers added flexibility for users seeking traditional sauna functionality. Built with trusted Harvia craftsmanship, this wood-burning heater is an excellent choice for those who value simplicity, reliability, and the authentic character of a classic Finnish sauna experience.

• Wood-burning
• 16.5kW
• Elegant graphite black
• Stainless steel air-flow spoiler
• Floor installation
• Designed, engineered, and made in Finland
• For sauna rooms from 212 to 459 cu. ft.
• 66 pound stone capacity
• Dimensions: 15.4"W (39 cm) x 16.9"D (43 cm) x 28.15"H (72 cm)
• Limited 2-year warranty (consumer use) and limited 6-month warranty (commercial use)

• Sauna Stove
• Stove Door
• Ash Box
• Installation and Operation Manual
• 2-Year Limited Warranty (Consumer Use) and 6-Month Limited Warranty (Commercial Use)

We aim to make your installation as easy and seamless as possible. Please find the supporting manuals below to guide you through the setup and operation process.

• Installation and Operation Manual

• Data Sheet

• Safety Sheet

• Declaration of Performance

• Stone Requirements

At My Energy Flow, we’re committed to delivering your order with the same care and precision that goes into every product we offer. Our shipping process is designed to be seamless, reliable, and worry-free — giving you full confidence from dispatch to delivery.

📦 Shipping Policy

• Processing Time: Orders are processed within 1–3 business days.
• Shipping Method & Delivery Times: Your product will be delivered curbside within 5–7 business days. 
• Freight Delivery: For larger items, our carrier partners will reach out directly to schedule your delivery at a convenient time. We recommend confirming promptly to ensure a smooth experience and avoid any unnecessary storage fees.
• Tracking Details: You’ll receive an order acknowledgment by email once your order is placed, followed by shipping updates and delivery details from our team or supplier.
• Upon Delivery: We kindly ask that you inspect all items carefully. In the event you discover any damages notify us at support@myenergyflow.com immediately so we can assist promptly. 

Your peace of mind is as important as your wellness journey. That’s why every product is supported by a carefully defined return and warranty policy — giving you confidence and clarity with every purchase.

🔄 Refund & Return Policy

• Return Window: You may request a return within 30 days of delivery, provided the item is unused, in original packaging, and in re-sellable condition.
• Return Requirements: To help us maintain the highest level of service, all approved returns are subject to a 20% restocking fee. Return shipping costs are the responsibility of the customer, and original or expedited shipping charges are non-refundable.
• How to Start a Return: Email support@myenergyflow.com with your order number, reason for return, and any relevant photos. Once approved, returns must be shipped back within 7 days of authorization.

🛡️ Warranty

• Manufacturer's Warranty: Your purchase is backed by the manufacturer’s warranty, including 1 year against defects in materials and workmanship under normal/residential use.
• Exclusions: Warranty does not cover damage resulting from misuse, improper installation, accidents, unauthorized modifications, or use beyond recommended specifications.
• Support & Claims: To initiate a warranty claim, please email support@myenergyflow.com with your order number, a description of the issue, and relevant photos or videos. 

Thank you for choosing My Energy Flow. Your confidence, comfort, and wellness are at the heart of everything we do — and we’re here to support you at every step of your journey. More than a purchase, your order is the beginning of a trusted relationship, and our team is always ready to provide clarity, care, and guidance whenever you need it.